397660

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:405

約数の個数: 24

約数和(自身を含む): 851760

約数和(自身を除く): 454100

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 337, 590, 674, 1180, 1348, 1685, 3370, 6740, 19883, 39766, 79532, 99415, 198830, 397660]

約数ペア:

[(1, 397660), (2, 198830), (4, 99415), (5, 79532), (10, 39766), (20, 19883), (59, 6740), (118, 3370), (236, 1685), (295, 1348), (337, 1180), (590, 674)]