2904980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11173}}^1$

素因数の和:11195

約数の個数: 24

約数和(自身を含む): 6570312

約数和(自身を除く): 3665332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 11173, 22346, 44692, 55865, 111730, 145249, 223460, 290498, 580996, 726245, 1452490, 2904980]

約数ペア:

[(1, 2904980), (2, 1452490), (4, 726245), (5, 580996), (10, 290498), (13, 223460), (20, 145249), (26, 111730), (52, 55865), (65, 44692), (130, 22346), (260, 11173)]