153793540

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{44449}}^1$

素因数の和:44631

約数の個数: 24

約数和(自身を含む): 324840600

約数和(自身を除く): 171047060

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 44449, 88898, 177796, 222245, 444490, 888980, 7689677, 15379354, 30758708, 38448385, 76896770, 153793540]

約数ペア:

[(1, 153793540), (2, 76896770), (4, 38448385), (5, 30758708), (10, 15379354), (20, 7689677), (173, 888980), (346, 444490), (692, 222245), (865, 177796), (1730, 88898), (3460, 44449)]