22778450

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{4423}}^1$

素因数の和:4538

約数の個数: 24

約数和(自身を含む): 42788928

約数和(自身を除く): 20010478

約数列:

[1, 2, 5, 10, 25, 50, 103, 206, 515, 1030, 2575, 4423, 5150, 8846, 22115, 44230, 110575, 221150, 455569, 911138, 2277845, 4555690, 11389225, 22778450]

約数ペア:

[(1, 22778450), (2, 11389225), (5, 4555690), (10, 2277845), (25, 911138), (50, 455569), (103, 221150), (206, 110575), (515, 44230), (1030, 22115), (2575, 8846), (4423, 5150)]