88352720

素因数分解:

$2^4\times 5^1\times {\mathrm{1104409}}^1$

素因数の和:1104422

約数の個数: 20

約数和(自身を含む): 205420260

約数和(自身を除く): 117067540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1104409, 2208818, 4417636, 5522045, 8835272, 11044090, 17670544, 22088180, 44176360, 88352720]

約数ペア:

[(1, 88352720), (2, 44176360), (4, 22088180), (5, 17670544), (8, 11044090), (10, 8835272), (16, 5522045), (20, 4417636), (40, 2208818), (80, 1104409)]