20409630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{680321}}^1$

素因数の和:680331

約数の個数: 16

約数和(自身を含む): 48983184

約数和(自身を除く): 28573554

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 680321, 1360642, 2040963, 3401605, 4081926, 6803210, 10204815, 20409630]

約数ペア:

[(1, 20409630), (2, 10204815), (3, 6803210), (5, 4081926), (6, 3401605), (10, 2040963), (15, 1360642), (30, 680321)]