3860989520

素因数分解:

$2^4\times 5^1\times {\mathrm{2551}}^1\times {\mathrm{18919}}^1$

素因数の和:21483

約数の個数: 40

約数和(自身を含む): 8980794240

約数和(自身を除く): 5119804720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2551, 5102, 10204, 12755, 18919, 20408, 25510, 37838, 40816, 51020, 75676, 94595, 102040, 151352, 189190, 204080, 302704, 378380, 756760, 1513520, 48262369, 96524738, 193049476, 241311845, 386098952, 482623690, 772197904, 965247380, 1930494760, 3860989520]

約数ペア:

[(1, 3860989520), (2, 1930494760), (4, 965247380), (5, 772197904), (8, 482623690), (10, 386098952), (16, 241311845), (20, 193049476), (40, 96524738), (80, 48262369), (2551, 1513520), (5102, 756760), (10204, 378380), (12755, 302704), (18919, 204080), (20408, 189190), (25510, 151352), (37838, 102040), (40816, 94595), (51020, 75676)]