69904720

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{4391}}^1$

素因数の和:4603

約数の個数: 40

約数和(自身を含む): 163382400

約数和(自身を除く): 93477680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 4391, 7960, 8782, 15920, 17564, 21955, 35128, 43910, 70256, 87820, 175640, 351280, 873809, 1747618, 3495236, 4369045, 6990472, 8738090, 13980944, 17476180, 34952360, 69904720]

約数ペア:

[(1, 69904720), (2, 34952360), (4, 17476180), (5, 13980944), (8, 8738090), (10, 6990472), (16, 4369045), (20, 3495236), (40, 1747618), (80, 873809), (199, 351280), (398, 175640), (796, 87820), (995, 70256), (1592, 43910), (1990, 35128), (3184, 21955), (3980, 17564), (4391, 15920), (7960, 8782)]