85920740

素因数分解:

$2^2\times 5^1\times {\mathrm{1423}}^1\times {\mathrm{3019}}^1$

素因数の和:4451

約数の個数: 24

約数和(自身を含む): 180620160

約数和(自身を除く): 94699420

約数列:

[1, 2, 4, 5, 10, 20, 1423, 2846, 3019, 5692, 6038, 7115, 12076, 14230, 15095, 28460, 30190, 60380, 4296037, 8592074, 17184148, 21480185, 42960370, 85920740]

約数ペア:

[(1, 85920740), (2, 42960370), (4, 21480185), (5, 17184148), (10, 8592074), (20, 4296037), (1423, 60380), (2846, 30190), (3019, 28460), (5692, 15095), (6038, 14230), (7115, 12076)]