201465340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1\times {\mathrm{421}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 431331264

約数和(自身を除く): 229865924

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 337, 355, 421, 674, 710, 842, 1348, 1420, 1684, 1685, 2105, 3370, 4210, 6740, 8420, 23927, 29891, 47854, 59782, 95708, 119564, 119635, 141877, 149455, 239270, 283754, 298910, 478540, 567508, 597820, 709385, 1418770, 2837540, 10073267, 20146534, 40293068, 50366335, 100732670, 201465340]

約数ペア:

[(1, 201465340), (2, 100732670), (4, 50366335), (5, 40293068), (10, 20146534), (20, 10073267), (71, 2837540), (142, 1418770), (284, 709385), (337, 597820), (355, 567508), (421, 478540), (674, 298910), (710, 283754), (842, 239270), (1348, 149455), (1420, 141877), (1684, 119635), (1685, 119564), (2105, 95708), (3370, 59782), (4210, 47854), (6740, 29891), (8420, 23927)]