1617620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2789}}^1$

素因数の和:2827

約数の個数: 24

約数和(自身を含む): 3515400

約数和(自身を除く): 1897780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 2789, 5578, 11156, 13945, 27890, 55780, 80881, 161762, 323524, 404405, 808810, 1617620]

約数ペア:

[(1, 1617620), (2, 808810), (4, 404405), (5, 323524), (10, 161762), (20, 80881), (29, 55780), (58, 27890), (116, 13945), (145, 11156), (290, 5578), (580, 2789)]