20615370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{687179}}^1$

素因数の和:687189

約数の個数: 16

約数和(自身を含む): 49476960

約数和(自身を除く): 28861590

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 687179, 1374358, 2061537, 3435895, 4123074, 6871790, 10307685, 20615370]

約数ペア:

[(1, 20615370), (2, 10307685), (3, 6871790), (5, 4123074), (6, 3435895), (10, 2061537), (15, 1374358), (30, 687179)]