61241420

素因数分解:

$2^2\times 5^1\times {\mathrm{677}}^1\times {\mathrm{4523}}^1$

素因数の和:5209

約数の個数: 24

約数和(自身を含む): 128825424

約数和(自身を除く): 67584004

約数列:

[1, 2, 4, 5, 10, 20, 677, 1354, 2708, 3385, 4523, 6770, 9046, 13540, 18092, 22615, 45230, 90460, 3062071, 6124142, 12248284, 15310355, 30620710, 61241420]

約数ペア:

[(1, 61241420), (2, 30620710), (4, 15310355), (5, 12248284), (10, 6124142), (20, 3062071), (677, 90460), (1354, 45230), (2708, 22615), (3385, 18092), (4523, 13540), (6770, 9046)]