19384400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:98

約数の個数: 180

約数和(自身を含む): 57844512

約数和(自身を除く): 38460112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 35, 40, 43, 46, 49, 50, 56, 70, 80, 86, 92, 98, 100, 112, 115, 140, 161, 172, 175, 184, 196, 200, 215, 230, 245, 280, 301, 322, 344, 350, 368, 392, 400, 430, 460, 490, 560, 575, 602, 644, 688, 700, 784, 805, 860, 920, 980, 989, 1075, 1127, 1150, 1204, 1225, 1288, 1400, 1505, 1610, 1720, 1840, 1960, 1978, 2107, 2150, 2254, 2300, 2408, 2450, 2576, 2800, 3010, 3220, 3440, 3920, 3956, 4025, 4214, 4300, 4508, 4600, 4816, 4900, 4945, 5635, 6020, 6440, 6923, 7525, 7912, 8050, 8428, 8600, 9016, 9200, 9800, 9890, 10535, 11270, 12040, 12880, 13846, 15050, 15824, 16100, 16856, 17200, 18032, 19600, 19780, 21070, 22540, 24080, 24725, 27692, 28175, 30100, 32200, 33712, 34615, 39560, 42140, 45080, 48461, 49450, 52675, 55384, 56350, 60200, 64400, 69230, 79120, 84280, 90160, 96922, 98900, 105350, 110768, 112700, 120400, 138460, 168560, 173075, 193844, 197800, 210700, 225400, 242305, 276920, 346150, 387688, 395600, 421400, 450800, 484610, 553840, 692300, 775376, 842800, 969220, 1211525, 1384600, 1938440, 2423050, 2769200, 3876880, 4846100, 9692200, 19384400]

約数ペア:

[(1, 19384400), (2, 9692200), (4, 4846100), (5, 3876880), (7, 2769200), (8, 2423050), (10, 1938440), (14, 1384600), (16, 1211525), (20, 969220), (23, 842800), (25, 775376), (28, 692300), (35, 553840), (40, 484610), (43, 450800), (46, 421400), (49, 395600), (50, 387688), (56, 346150), (70, 276920), (80, 242305), (86, 225400), (92, 210700), (98, 197800), (100, 193844), (112, 173075), (115, 168560), (140, 138460), (161, 120400), (172, 112700), (175, 110768), (184, 105350), (196, 98900), (200, 96922), (215, 90160), (230, 84280), (245, 79120), (280, 69230), (301, 64400), (322, 60200), (344, 56350), (350, 55384), (368, 52675), (392, 49450), (400, 48461), (430, 45080), (460, 42140), (490, 39560), (560, 34615), (575, 33712), (602, 32200), (644, 30100), (688, 28175), (700, 27692), (784, 24725), (805, 24080), (860, 22540), (920, 21070), (980, 19780), (989, 19600), (1075, 18032), (1127, 17200), (1150, 16856), (1204, 16100), (1225, 15824), (1288, 15050), (1400, 13846), (1505, 12880), (1610, 12040), (1720, 11270), (1840, 10535), (1960, 9890), (1978, 9800), (2107, 9200), (2150, 9016), (2254, 8600), (2300, 8428), (2408, 8050), (2450, 7912), (2576, 7525), (2800, 6923), (3010, 6440), (3220, 6020), (3440, 5635), (3920, 4945), (3956, 4900), (4025, 4816), (4214, 4600), (4300, 4508)]