488721980

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{519917}}^1$

素因数の和:519973

約数の個数: 24

約数和(自身を含む): 1048154688

約数和(自身を除く): 559432708

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 519917, 1039834, 2079668, 2599585, 5199170, 10398340, 24436099, 48872198, 97744396, 122180495, 244360990, 488721980]

約数ペア:

[(1, 488721980), (2, 244360990), (4, 122180495), (5, 97744396), (10, 48872198), (20, 24436099), (47, 10398340), (94, 5199170), (188, 2599585), (235, 2079668), (470, 1039834), (940, 519917)]