156912115460

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{56443207}}^1$

素因数の和:56443355

約数の個数: 24

約数和(自身を含む): 331886063040

約数和(自身を除く): 174973947580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 56443207, 112886414, 225772828, 282216035, 564432070, 1128864140, 7845605773, 15691211546, 31382423092, 39228028865, 78456057730, 156912115460]

約数ペア:

[(1, 156912115460), (2, 78456057730), (4, 39228028865), (5, 31382423092), (10, 15691211546), (20, 7845605773), (139, 1128864140), (278, 564432070), (556, 282216035), (695, 225772828), (1390, 112886414), (2780, 56443207)]