20149245080

素因数分解:

$2^3\times 5^1\times {\mathrm{1193}}^1\times {\mathrm{422239}}^1$

素因数の和:423443

約数の個数: 32

約数和(自身を含む): 45373910400

約数和(自身を除く): 25224665320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1193, 2386, 4772, 5965, 9544, 11930, 23860, 47720, 422239, 844478, 1688956, 2111195, 3377912, 4222390, 8444780, 16889560, 503731127, 1007462254, 2014924508, 2518655635, 4029849016, 5037311270, 10074622540, 20149245080]

約数ペア:

[(1, 20149245080), (2, 10074622540), (4, 5037311270), (5, 4029849016), (8, 2518655635), (10, 2014924508), (20, 1007462254), (40, 503731127), (1193, 16889560), (2386, 8444780), (4772, 4222390), (5965, 3377912), (9544, 2111195), (11930, 1688956), (23860, 844478), (47720, 422239)]