228971260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1635509}}^1$

素因数の和:1635525

約数の個数: 24

約数和(自身を含む): 549531360

約数和(自身を除く): 320560100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1635509, 3271018, 6542036, 8177545, 11448563, 16355090, 22897126, 32710180, 45794252, 57242815, 114485630, 228971260]

約数ペア:

[(1, 228971260), (2, 114485630), (4, 57242815), (5, 45794252), (7, 32710180), (10, 22897126), (14, 16355090), (20, 11448563), (28, 8177545), (35, 6542036), (70, 3271018), (140, 1635509)]