2930980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11273}}^1$

素因数の和:11295

約数の個数: 24

約数和(自身を含む): 6629112

約数和(自身を除く): 3698132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 11273, 22546, 45092, 56365, 112730, 146549, 225460, 293098, 586196, 732745, 1465490, 2930980]

約数ペア:

[(1, 2930980), (2, 1465490), (4, 732745), (5, 586196), (10, 293098), (13, 225460), (20, 146549), (26, 112730), (52, 56365), (65, 45092), (130, 22546), (260, 11273)]