6821320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 17236800

約数和(自身を除く): 10415480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 419, 440, 740, 814, 838, 1480, 1628, 1676, 2035, 2095, 3256, 3352, 4070, 4190, 4609, 8140, 8380, 9218, 15503, 16280, 16760, 18436, 23045, 31006, 36872, 46090, 62012, 77515, 92180, 124024, 155030, 170533, 184360, 310060, 341066, 620120, 682132, 852665, 1364264, 1705330, 3410660, 6821320]

約数ペア:

[(1, 6821320), (2, 3410660), (4, 1705330), (5, 1364264), (8, 852665), (10, 682132), (11, 620120), (20, 341066), (22, 310060), (37, 184360), (40, 170533), (44, 155030), (55, 124024), (74, 92180), (88, 77515), (110, 62012), (148, 46090), (185, 36872), (220, 31006), (296, 23045), (370, 18436), (407, 16760), (419, 16280), (440, 15503), (740, 9218), (814, 8380), (838, 8140), (1480, 4609), (1628, 4190), (1676, 4070), (2035, 3352), (2095, 3256)]