278049160

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{25841}}^1$

素因数の和:26121

約数の個数: 32

約数和(自身を含む): 627960600

約数和(自身を除く): 349911440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 10760, 25841, 51682, 103364, 129205, 206728, 258410, 516820, 1033640, 6951229, 13902458, 27804916, 34756145, 55609832, 69512290, 139024580, 278049160]

約数ペア:

[(1, 278049160), (2, 139024580), (4, 69512290), (5, 55609832), (8, 34756145), (10, 27804916), (20, 13902458), (40, 6951229), (269, 1033640), (538, 516820), (1076, 258410), (1345, 206728), (2152, 129205), (2690, 103364), (5380, 51682), (10760, 25841)]