25569380

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{2239}}^1$

素因数の和:2819

約数の個数: 24

約数和(自身を含む): 53813760

約数和(自身を除く): 28244380

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2239, 2284, 2855, 4478, 5710, 8956, 11195, 11420, 22390, 44780, 1278469, 2556938, 5113876, 6392345, 12784690, 25569380]

約数ペア:

[(1, 25569380), (2, 12784690), (4, 6392345), (5, 5113876), (10, 2556938), (20, 1278469), (571, 44780), (1142, 22390), (2239, 11420), (2284, 11195), (2855, 8956), (4478, 5710)]