17336780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 38283840

約数和(自身を除く): 20947060

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 71, 116, 142, 145, 284, 290, 355, 421, 580, 710, 842, 1420, 1684, 2059, 2105, 4118, 4210, 8236, 8420, 10295, 12209, 20590, 24418, 29891, 41180, 48836, 59782, 61045, 119564, 122090, 149455, 244180, 298910, 597820, 866839, 1733678, 3467356, 4334195, 8668390, 17336780]

約数ペア:

[(1, 17336780), (2, 8668390), (4, 4334195), (5, 3467356), (10, 1733678), (20, 866839), (29, 597820), (58, 298910), (71, 244180), (116, 149455), (142, 122090), (145, 119564), (284, 61045), (290, 59782), (355, 48836), (421, 41180), (580, 29891), (710, 24418), (842, 20590), (1420, 12209), (1684, 10295), (2059, 8420), (2105, 8236), (4118, 4210)]