30880900

素因数分解:

$2^2\times 5^2\times {\mathrm{308809}}^1$

素因数の和:308823

約数の個数: 18

約数和(自身を含む): 67011770

約数和(自身を除く): 36130870

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 308809, 617618, 1235236, 1544045, 3088090, 6176180, 7720225, 15440450, 30880900]

約数ペア:

[(1, 30880900), (2, 15440450), (4, 7720225), (5, 6176180), (10, 3088090), (20, 1544045), (25, 1235236), (50, 617618), (100, 308809)]