387508760

素因数分解:

$2^3\times 5^1\times {\mathrm{9687719}}^1$

素因数の和:9687730

約数の個数: 16

約数和(自身を含む): 871894800

約数和(自身を除く): 484386040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9687719, 19375438, 38750876, 48438595, 77501752, 96877190, 193754380, 387508760]

約数ペア:

[(1, 387508760), (2, 193754380), (4, 96877190), (5, 77501752), (8, 48438595), (10, 38750876), (20, 19375438), (40, 9687719)]