870874160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{837379}}^1$

素因数の和:837405

約数の個数: 40

約数和(自身を含む): 2180537520

約数和(自身を除く): 1309663360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 837379, 1674758, 3349516, 4186895, 6699032, 8373790, 10885927, 13398064, 16747580, 21771854, 33495160, 43543708, 54429635, 66990320, 87087416, 108859270, 174174832, 217718540, 435437080, 870874160]

約数ペア:

[(1, 870874160), (2, 435437080), (4, 217718540), (5, 174174832), (8, 108859270), (10, 87087416), (13, 66990320), (16, 54429635), (20, 43543708), (26, 33495160), (40, 21771854), (52, 16747580), (65, 13398064), (80, 10885927), (104, 8373790), (130, 6699032), (208, 4186895), (260, 3349516), (520, 1674758), (1040, 837379)]