28990610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:491

約数の個数: 64

約数和(自身を含む): 62052480

約数和(自身を除く): 33061870

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 37, 55, 74, 85, 110, 170, 185, 187, 370, 374, 407, 419, 629, 814, 838, 935, 1258, 1870, 2035, 2095, 3145, 4070, 4190, 4609, 6290, 6919, 7123, 9218, 13838, 14246, 15503, 23045, 31006, 34595, 35615, 46090, 69190, 71230, 77515, 78353, 155030, 156706, 170533, 263551, 341066, 391765, 527102, 783530, 852665, 1317755, 1705330, 2635510, 2899061, 5798122, 14495305, 28990610]

約数ペア:

[(1, 28990610), (2, 14495305), (5, 5798122), (10, 2899061), (11, 2635510), (17, 1705330), (22, 1317755), (34, 852665), (37, 783530), (55, 527102), (74, 391765), (85, 341066), (110, 263551), (170, 170533), (185, 156706), (187, 155030), (370, 78353), (374, 77515), (407, 71230), (419, 69190), (629, 46090), (814, 35615), (838, 34595), (935, 31006), (1258, 23045), (1870, 15503), (2035, 14246), (2095, 13838), (3145, 9218), (4070, 7123), (4190, 6919), (4609, 6290)]