2466440

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 5595480

約数和(自身を除く): 3129040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 313, 394, 626, 788, 985, 1252, 1565, 1576, 1970, 2504, 3130, 3940, 6260, 7880, 12520, 61661, 123322, 246644, 308305, 493288, 616610, 1233220, 2466440]

約数ペア:

[(1, 2466440), (2, 1233220), (4, 616610), (5, 493288), (8, 308305), (10, 246644), (20, 123322), (40, 61661), (197, 12520), (313, 7880), (394, 6260), (626, 3940), (788, 3130), (985, 2504), (1252, 1970), (1565, 1576)]