40353440

素因数分解:

$2^5\times 5^1\times {\mathrm{252209}}^1$

素因数の和:252224

約数の個数: 24

約数和(自身を含む): 95335380

約数和(自身を除く): 54981940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 252209, 504418, 1008836, 1261045, 2017672, 2522090, 4035344, 5044180, 8070688, 10088360, 20176720, 40353440]

約数ペア:

[(1, 40353440), (2, 20176720), (4, 10088360), (5, 8070688), (8, 5044180), (10, 4035344), (16, 2522090), (20, 2017672), (32, 1261045), (40, 1008836), (80, 504418), (160, 252209)]