164140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 357840

約数和(自身を除く): 193700

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 283, 290, 566, 580, 1132, 1415, 2830, 5660, 8207, 16414, 32828, 41035, 82070, 164140]

約数ペア:

[(1, 164140), (2, 82070), (4, 41035), (5, 32828), (10, 16414), (20, 8207), (29, 5660), (58, 2830), (116, 1415), (145, 1132), (283, 580), (290, 566)]