2012148440

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{824651}}^1$

素因数の和:824723

約数の個数: 32

約数和(自身を含む): 4601558160

約数和(自身を除く): 2589409720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 824651, 1649302, 3298604, 4123255, 6597208, 8246510, 16493020, 32986040, 50303711, 100607422, 201214844, 251518555, 402429688, 503037110, 1006074220, 2012148440]

約数ペア:

[(1, 2012148440), (2, 1006074220), (4, 503037110), (5, 402429688), (8, 251518555), (10, 201214844), (20, 100607422), (40, 50303711), (61, 32986040), (122, 16493020), (244, 8246510), (305, 6597208), (488, 4123255), (610, 3298604), (1220, 1649302), (2440, 824651)]