20895180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{348253}}^1$

素因数の和:348265

約数の個数: 24

約数和(自身を含む): 58506672

約数和(自身を除く): 37611492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 348253, 696506, 1044759, 1393012, 1741265, 2089518, 3482530, 4179036, 5223795, 6965060, 10447590, 20895180]

約数ペア:

[(1, 20895180), (2, 10447590), (3, 6965060), (4, 5223795), (5, 4179036), (6, 3482530), (10, 2089518), (12, 1741265), (15, 1393012), (20, 1044759), (30, 696506), (60, 348253)]