142733680

素因数分解:

$2^4\times 5^1\times {\mathrm{1784171}}^1$

素因数の和:1784184

約数の個数: 20

約数和(自身を含む): 331855992

約数和(自身を除く): 189122312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1784171, 3568342, 7136684, 8920855, 14273368, 17841710, 28546736, 35683420, 71366840, 142733680]

約数ペア:

[(1, 142733680), (2, 71366840), (4, 35683420), (5, 28546736), (8, 17841710), (10, 14273368), (16, 8920855), (20, 7136684), (40, 3568342), (80, 1784171)]