631534.0000000

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2087}}^1$

素因数の和:2151

約数の個数: 32

約数和(自身を含む): 10147680

約数和(自身を除く): 5723240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2087, 2120, 4174, 8348, 10435, 16696, 20870, 41740, 83480, 110611, 221222, 442444, 553055, 884888, 1106110, 2212220, 4424440]

約数ペア:

[(1, 4424440), (2, 2212220), (4, 1106110), (5, 884888), (8, 553055), (10, 442444), (20, 221222), (40, 110611), (53, 83480), (106, 41740), (212, 20870), (265, 16696), (424, 10435), (530, 8348), (1060, 4174), (2087, 2120)]