20853780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{347563}}^1$

素因数の和:347575

約数の個数: 24

約数和(自身を含む): 58390752

約数和(自身を除く): 37536972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 347563, 695126, 1042689, 1390252, 1737815, 2085378, 3475630, 4170756, 5213445, 6951260, 10426890, 20853780]

約数ペア:

[(1, 20853780), (2, 10426890), (3, 6951260), (4, 5213445), (5, 4170756), (6, 3475630), (10, 2085378), (12, 1737815), (15, 1390252), (20, 1042689), (30, 695126), (60, 347563)]