3888460

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{977}}^1$

素因数の和:1185

約数の個数: 24

約数和(自身を含む): 8215200

約数和(自身を除く): 4326740

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 977, 995, 1954, 1990, 3908, 3980, 4885, 9770, 19540, 194423, 388846, 777692, 972115, 1944230, 3888460]

約数ペア:

[(1, 3888460), (2, 1944230), (4, 972115), (5, 777692), (10, 388846), (20, 194423), (199, 19540), (398, 9770), (796, 4885), (977, 3980), (995, 3908), (1954, 1990)]