4780452920

素因数分解:

$2^3\times 5^1\times {\mathrm{6317}}^1\times {\mathrm{18919}}^1$

素因数の和:25247

約数の個数: 32

約数和(自身を含む): 10758290400

約数和(自身を除く): 5977837480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6317, 12634, 18919, 25268, 31585, 37838, 50536, 63170, 75676, 94595, 126340, 151352, 189190, 252680, 378380, 756760, 119511323, 239022646, 478045292, 597556615, 956090584, 1195113230, 2390226460, 4780452920]

約数ペア:

[(1, 4780452920), (2, 2390226460), (4, 1195113230), (5, 956090584), (8, 597556615), (10, 478045292), (20, 239022646), (40, 119511323), (6317, 756760), (12634, 378380), (18919, 252680), (25268, 189190), (31585, 151352), (37838, 126340), (50536, 94595), (63170, 75676)]