9808900

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{2087}}^1$

素因数の和:2148

約数の個数: 36

約数和(自身を含む): 21748608

約数和(自身を除く): 11939708

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 235, 470, 940, 1175, 2087, 2350, 4174, 4700, 8348, 10435, 20870, 41740, 52175, 98089, 104350, 196178, 208700, 392356, 490445, 980890, 1961780, 2452225, 4904450, 9808900]

約数ペア:

[(1, 9808900), (2, 4904450), (4, 2452225), (5, 1961780), (10, 980890), (20, 490445), (25, 392356), (47, 208700), (50, 196178), (94, 104350), (100, 98089), (188, 52175), (235, 41740), (470, 20870), (940, 10435), (1175, 8348), (2087, 4700), (2350, 4174)]