2900780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3373}}^1$

素因数の和:3425

約数の個数: 24

約数和(自身を含む): 6235152

約数和(自身を除く): 3334372

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 3373, 6746, 13492, 16865, 33730, 67460, 145039, 290078, 580156, 725195, 1450390, 2900780]

約数ペア:

[(1, 2900780), (2, 1450390), (4, 725195), (5, 580156), (10, 290078), (20, 145039), (43, 67460), (86, 33730), (172, 16865), (215, 13492), (430, 6746), (860, 3373)]