20861670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{695389}}^1$

素因数の和:695399

約数の個数: 16

約数和(自身を含む): 50068080

約数和(自身を除く): 29206410

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 695389, 1390778, 2086167, 3476945, 4172334, 6953890, 10430835, 20861670]

約数ペア:

[(1, 20861670), (2, 10430835), (3, 6953890), (5, 4172334), (6, 3476945), (10, 2086167), (15, 1390778), (30, 695389)]