20870670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{695689}}^1$

素因数の和:695699

約数の個数: 16

約数和(自身を含む): 50089680

約数和(自身を除く): 29219010

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 695689, 1391378, 2087067, 3478445, 4174134, 6956890, 10435335, 20870670]

約数ペア:

[(1, 20870670), (2, 10435335), (3, 6956890), (5, 4174134), (6, 3478445), (10, 2087067), (15, 1391378), (30, 695689)]