1905890200

素因数分解:

$2^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{94351}}^1$

素因数の和:94468

約数の個数: 48

約数和(自身を含む): 4475115360

約数和(自身を除く): 2569225160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 200, 202, 404, 505, 808, 1010, 2020, 2525, 4040, 5050, 10100, 20200, 94351, 188702, 377404, 471755, 754808, 943510, 1887020, 2358775, 3774040, 4717550, 9435100, 9529451, 18870200, 19058902, 38117804, 47647255, 76235608, 95294510, 190589020, 238236275, 381178040, 476472550, 952945100, 1905890200]

約数ペア:

[(1, 1905890200), (2, 952945100), (4, 476472550), (5, 381178040), (8, 238236275), (10, 190589020), (20, 95294510), (25, 76235608), (40, 47647255), (50, 38117804), (100, 19058902), (101, 18870200), (200, 9529451), (202, 9435100), (404, 4717550), (505, 3774040), (808, 2358775), (1010, 1887020), (2020, 943510), (2525, 754808), (4040, 471755), (5050, 377404), (10100, 188702), (20200, 94351)]