31902260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{122701}}^1$

素因数の和:122723

約数の個数: 24

約数和(自身を含む): 72148776

約数和(自身を除く): 40246516

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 122701, 245402, 490804, 613505, 1227010, 1595113, 2454020, 3190226, 6380452, 7975565, 15951130, 31902260]

約数ペア:

[(1, 31902260), (2, 15951130), (4, 7975565), (5, 6380452), (10, 3190226), (13, 2454020), (20, 1595113), (26, 1227010), (52, 613505), (65, 490804), (130, 245402), (260, 122701)]