1556620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5987}}^1$

素因数の和:6009

約数の個数: 24

約数和(自身を含む): 3520944

約数和(自身を除く): 1964324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 5987, 11974, 23948, 29935, 59870, 77831, 119740, 155662, 311324, 389155, 778310, 1556620]

約数ペア:

[(1, 1556620), (2, 778310), (4, 389155), (5, 311324), (10, 155662), (13, 119740), (20, 77831), (26, 59870), (52, 29935), (65, 23948), (130, 11974), (260, 5987)]