15372980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109807}}^1$

素因数の和:109823

約数の個数: 24

約数和(自身を含む): 36895488

約数和(自身を除く): 21522508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 109807, 219614, 439228, 549035, 768649, 1098070, 1537298, 2196140, 3074596, 3843245, 7686490, 15372980]

約数ペア:

[(1, 15372980), (2, 7686490), (4, 3843245), (5, 3074596), (7, 2196140), (10, 1537298), (14, 1098070), (20, 768649), (28, 549035), (35, 439228), (70, 219614), (140, 109807)]