2056008520

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{508913}}^1$

素因数の和:509025

約数の個数: 32

約数和(自身を含む): 4671830520

約数和(自身を除く): 2615822000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 508913, 1017826, 2035652, 2544565, 4071304, 5089130, 10178260, 20356520, 51400213, 102800426, 205600852, 257001065, 411201704, 514002130, 1028004260, 2056008520]

約数ペア:

[(1, 2056008520), (2, 1028004260), (4, 514002130), (5, 411201704), (8, 257001065), (10, 205600852), (20, 102800426), (40, 51400213), (101, 20356520), (202, 10178260), (404, 5089130), (505, 4071304), (808, 2544565), (1010, 2035652), (2020, 1017826), (4040, 508913)]