79237960

素因数分解:

$2^3\times 5^1\times {\mathrm{1980949}}^1$

素因数の和:1980960

約数の個数: 16

約数和(自身を含む): 178285500

約数和(自身を除く): 99047540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1980949, 3961898, 7923796, 9904745, 15847592, 19809490, 39618980, 79237960]

約数ペア:

[(1, 79237960), (2, 39618980), (4, 19809490), (5, 15847592), (8, 9904745), (10, 7923796), (20, 3961898), (40, 1980949)]