2990800

素因数分解:

$2^4\times 5^2\times {\mathrm{7477}}^1$

素因数の和:7495

約数の個数: 30

約数和(自身を含む): 7186358

約数和(自身を除く): 4195558

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 7477, 14954, 29908, 37385, 59816, 74770, 119632, 149540, 186925, 299080, 373850, 598160, 747700, 1495400, 2990800]

約数ペア:

[(1, 2990800), (2, 1495400), (4, 747700), (5, 598160), (8, 373850), (10, 299080), (16, 186925), (20, 149540), (25, 119632), (40, 74770), (50, 59816), (80, 37385), (100, 29908), (200, 14954), (400, 7477)]