8408980

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7933}}^1$

素因数の和:7995

約数の個数: 24

約数和(自身を含む): 17994312

約数和(自身を除く): 9585332

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 7933, 15866, 31732, 39665, 79330, 158660, 420449, 840898, 1681796, 2102245, 4204490, 8408980]

約数ペア:

[(1, 8408980), (2, 4204490), (4, 2102245), (5, 1681796), (10, 840898), (20, 420449), (53, 158660), (106, 79330), (212, 39665), (265, 31732), (530, 15866), (1060, 7933)]