26394440

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1531}}^1$

素因数の和:1973

約数の個数: 32

約数和(自身を含む): 59564160

約数和(自身を除く): 33169720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1531, 1724, 2155, 3062, 3448, 4310, 6124, 7655, 8620, 12248, 15310, 17240, 30620, 61240, 659861, 1319722, 2639444, 3299305, 5278888, 6598610, 13197220, 26394440]

約数ペア:

[(1, 26394440), (2, 13197220), (4, 6598610), (5, 5278888), (8, 3299305), (10, 2639444), (20, 1319722), (40, 659861), (431, 61240), (862, 30620), (1531, 17240), (1724, 15310), (2155, 12248), (3062, 8620), (3448, 7655), (4310, 6124)]