2256730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 4702464

約数和(自身を除く): 2445734

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 313, 515, 626, 721, 1030, 1442, 1565, 2191, 3130, 3605, 4382, 7210, 10955, 21910, 32239, 64478, 161195, 225673, 322390, 451346, 1128365, 2256730]

約数ペア:

[(1, 2256730), (2, 1128365), (5, 451346), (7, 322390), (10, 225673), (14, 161195), (35, 64478), (70, 32239), (103, 21910), (206, 10955), (313, 7210), (515, 4382), (626, 3605), (721, 3130), (1030, 2191), (1442, 1565)]