7391540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28429}}^1$

素因数の和:28451

約数の個数: 24

約数和(自身を含む): 16716840

約数和(自身を除く): 9325300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 28429, 56858, 113716, 142145, 284290, 369577, 568580, 739154, 1478308, 1847885, 3695770, 7391540]

約数ペア:

[(1, 7391540), (2, 3695770), (4, 1847885), (5, 1478308), (10, 739154), (13, 568580), (20, 369577), (26, 284290), (52, 142145), (65, 113716), (130, 56858), (260, 28429)]