30817540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{118529}}^1$

素因数の和:118551

約数の個数: 24

約数和(自身を含む): 69695640

約数和(自身を除く): 38878100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 118529, 237058, 474116, 592645, 1185290, 1540877, 2370580, 3081754, 6163508, 7704385, 15408770, 30817540]

約数ペア:

[(1, 30817540), (2, 15408770), (4, 7704385), (5, 6163508), (10, 3081754), (13, 2370580), (20, 1540877), (26, 1185290), (52, 592645), (65, 474116), (130, 237058), (260, 118529)]