86575778980

素因数分解:

$2^2\times 5^1\times {\mathrm{6977}}^1\times {\mathrm{620437}}^1$

素因数の和:627423

約数の個数: 24

約数和(自身を含む): 181835487288

約数和(自身を除く): 95259708308

約数列:

[1, 2, 4, 5, 10, 20, 6977, 13954, 27908, 34885, 69770, 139540, 620437, 1240874, 2481748, 3102185, 6204370, 12408740, 4328788949, 8657577898, 17315155796, 21643944745, 43287889490, 86575778980]

約数ペア:

[(1, 86575778980), (2, 43287889490), (4, 21643944745), (5, 17315155796), (10, 8657577898), (20, 4328788949), (6977, 12408740), (13954, 6204370), (27908, 3102185), (34885, 2481748), (69770, 1240874), (139540, 620437)]