28854920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37967}}^1$

素因数の和:37997

約数の個数: 32

約数和(自身を含む): 68342400

約数和(自身を除く): 39487480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 37967, 75934, 151868, 189835, 303736, 379670, 721373, 759340, 1442746, 1518680, 2885492, 3606865, 5770984, 7213730, 14427460, 28854920]

約数ペア:

[(1, 28854920), (2, 14427460), (4, 7213730), (5, 5770984), (8, 3606865), (10, 2885492), (19, 1518680), (20, 1442746), (38, 759340), (40, 721373), (76, 379670), (95, 303736), (152, 189835), (190, 151868), (380, 75934), (760, 37967)]