77120620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{202949}}^1$

素因数の和:202977

約数の個数: 24

約数和(自身を含む): 170478000

約数和(自身を除く): 93357380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 202949, 405898, 811796, 1014745, 2029490, 3856031, 4058980, 7712062, 15424124, 19280155, 38560310, 77120620]

約数ペア:

[(1, 77120620), (2, 38560310), (4, 19280155), (5, 15424124), (10, 7712062), (19, 4058980), (20, 3856031), (38, 2029490), (76, 1014745), (95, 811796), (190, 405898), (380, 202949)]