28617080

素因数分解:

$2^3\times 5^1\times {\mathrm{829}}^1\times {\mathrm{863}}^1$

素因数の和:1703

約数の個数: 32

約数和(自身を含む): 64540800

約数和(自身を除く): 35923720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 829, 863, 1658, 1726, 3316, 3452, 4145, 4315, 6632, 6904, 8290, 8630, 16580, 17260, 33160, 34520, 715427, 1430854, 2861708, 3577135, 5723416, 7154270, 14308540, 28617080]

約数ペア:

[(1, 28617080), (2, 14308540), (4, 7154270), (5, 5723416), (8, 3577135), (10, 2861708), (20, 1430854), (40, 715427), (829, 34520), (863, 33160), (1658, 17260), (1726, 16580), (3316, 8630), (3452, 8290), (4145, 6904), (4315, 6632)]