20244120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{683}}^1$

素因数の和:729

約数の個数: 128

約数和(自身を含む): 68947200

約数和(自身を除く): 48703080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 683, 741, 760, 780, 988, 1140, 1235, 1366, 1482, 1560, 1976, 2049, 2280, 2470, 2732, 2964, 3415, 3705, 4098, 4940, 5464, 5928, 6830, 7410, 8196, 8879, 9880, 10245, 12977, 13660, 14820, 16392, 17758, 20490, 25954, 26637, 27320, 29640, 35516, 38931, 40980, 44395, 51908, 53274, 64885, 71032, 77862, 81960, 88790, 103816, 106548, 129770, 133185, 155724, 168701, 177580, 194655, 213096, 259540, 266370, 311448, 337402, 355160, 389310, 506103, 519080, 532740, 674804, 778620, 843505, 1012206, 1065480, 1349608, 1557240, 1687010, 2024412, 2530515, 3374020, 4048824, 5061030, 6748040, 10122060, 20244120]

約数ペア:

[(1, 20244120), (2, 10122060), (3, 6748040), (4, 5061030), (5, 4048824), (6, 3374020), (8, 2530515), (10, 2024412), (12, 1687010), (13, 1557240), (15, 1349608), (19, 1065480), (20, 1012206), (24, 843505), (26, 778620), (30, 674804), (38, 532740), (39, 519080), (40, 506103), (52, 389310), (57, 355160), (60, 337402), (65, 311448), (76, 266370), (78, 259540), (95, 213096), (104, 194655), (114, 177580), (120, 168701), (130, 155724), (152, 133185), (156, 129770), (190, 106548), (195, 103816), (228, 88790), (247, 81960), (260, 77862), (285, 71032), (312, 64885), (380, 53274), (390, 51908), (456, 44395), (494, 40980), (520, 38931), (570, 35516), (683, 29640), (741, 27320), (760, 26637), (780, 25954), (988, 20490), (1140, 17758), (1235, 16392), (1366, 14820), (1482, 13660), (1560, 12977), (1976, 10245), (2049, 9880), (2280, 8879), (2470, 8196), (2732, 7410), (2964, 6830), (3415, 5928), (3705, 5464), (4098, 4940)]