1330894090

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{668791}}^1$

素因数の和:668997

約数の個数: 16

約数和(自身を含む): 2407651200

約数和(自身を除く): 1076757110

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 668791, 1337582, 3343955, 6687910, 133089409, 266178818, 665447045, 1330894090]

約数ペア:

[(1, 1330894090), (2, 665447045), (5, 266178818), (10, 133089409), (199, 6687910), (398, 3343955), (995, 1337582), (1990, 668791)]