19835200

素因数分解:

$2^6\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1$

素因数の和:70

約数の個数: 252

約数和(自身を含む): 64629792

約数和(自身を除く): 44794592

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 25, 28, 32, 35, 40, 44, 46, 49, 50, 55, 56, 64, 70, 77, 80, 88, 92, 98, 100, 110, 112, 115, 140, 154, 160, 161, 175, 176, 184, 196, 200, 220, 224, 230, 245, 253, 275, 280, 308, 320, 322, 350, 352, 368, 385, 392, 400, 440, 448, 460, 490, 506, 539, 550, 560, 575, 616, 644, 700, 704, 736, 770, 784, 800, 805, 880, 920, 980, 1012, 1078, 1100, 1120, 1127, 1150, 1225, 1232, 1265, 1288, 1400, 1472, 1540, 1568, 1600, 1610, 1760, 1771, 1840, 1925, 1960, 2024, 2156, 2200, 2240, 2254, 2300, 2450, 2464, 2530, 2576, 2695, 2800, 3080, 3136, 3220, 3520, 3542, 3680, 3850, 3920, 4025, 4048, 4312, 4400, 4508, 4600, 4900, 4928, 5060, 5152, 5390, 5600, 5635, 6160, 6325, 6440, 7084, 7360, 7700, 7840, 8050, 8096, 8624, 8800, 8855, 9016, 9200, 9800, 10120, 10304, 10780, 11200, 11270, 12320, 12397, 12650, 12880, 13475, 14168, 15400, 15680, 16100, 16192, 17248, 17600, 17710, 18032, 18400, 19600, 20240, 21560, 22540, 24640, 24794, 25300, 25760, 26950, 28175, 28336, 30800, 32200, 34496, 35420, 36064, 36800, 39200, 40480, 43120, 44275, 45080, 49588, 50600, 51520, 53900, 56350, 56672, 61600, 61985, 64400, 70840, 72128, 78400, 80960, 86240, 88550, 90160, 99176, 101200, 107800, 112700, 113344, 123200, 123970, 128800, 141680, 172480, 177100, 180320, 198352, 202400, 215600, 225400, 247940, 257600, 283360, 309925, 354200, 360640, 396704, 404800, 431200, 450800, 495880, 566720, 619850, 708400, 793408, 862400, 901600, 991760, 1239700, 1416800, 1803200, 1983520, 2479400, 2833600, 3967040, 4958800, 9917600, 19835200]

約数ペア:

[(1, 19835200), (2, 9917600), (4, 4958800), (5, 3967040), (7, 2833600), (8, 2479400), (10, 1983520), (11, 1803200), (14, 1416800), (16, 1239700), (20, 991760), (22, 901600), (23, 862400), (25, 793408), (28, 708400), (32, 619850), (35, 566720), (40, 495880), (44, 450800), (46, 431200), (49, 404800), (50, 396704), (55, 360640), (56, 354200), (64, 309925), (70, 283360), (77, 257600), (80, 247940), (88, 225400), (92, 215600), (98, 202400), (100, 198352), (110, 180320), (112, 177100), (115, 172480), (140, 141680), (154, 128800), (160, 123970), (161, 123200), (175, 113344), (176, 112700), (184, 107800), (196, 101200), (200, 99176), (220, 90160), (224, 88550), (230, 86240), (245, 80960), (253, 78400), (275, 72128), (280, 70840), (308, 64400), (320, 61985), (322, 61600), (350, 56672), (352, 56350), (368, 53900), (385, 51520), (392, 50600), (400, 49588), (440, 45080), (448, 44275), (460, 43120), (490, 40480), (506, 39200), (539, 36800), (550, 36064), (560, 35420), (575, 34496), (616, 32200), (644, 30800), (700, 28336), (704, 28175), (736, 26950), (770, 25760), (784, 25300), (800, 24794), (805, 24640), (880, 22540), (920, 21560), (980, 20240), (1012, 19600), (1078, 18400), (1100, 18032), (1120, 17710), (1127, 17600), (1150, 17248), (1225, 16192), (1232, 16100), (1265, 15680), (1288, 15400), (1400, 14168), (1472, 13475), (1540, 12880), (1568, 12650), (1600, 12397), (1610, 12320), (1760, 11270), (1771, 11200), (1840, 10780), (1925, 10304), (1960, 10120), (2024, 9800), (2156, 9200), (2200, 9016), (2240, 8855), (2254, 8800), (2300, 8624), (2450, 8096), (2464, 8050), (2530, 7840), (2576, 7700), (2695, 7360), (2800, 7084), (3080, 6440), (3136, 6325), (3220, 6160), (3520, 5635), (3542, 5600), (3680, 5390), (3850, 5152), (3920, 5060), (4025, 4928), (4048, 4900), (4312, 4600), (4400, 4508)]