71260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{509}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 171360

約数和(自身を除く): 100100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 509, 1018, 2036, 2545, 3563, 5090, 7126, 10180, 14252, 17815, 35630, 71260]

約数ペア:

[(1, 71260), (2, 35630), (4, 17815), (5, 14252), (7, 10180), (10, 7126), (14, 5090), (20, 3563), (28, 2545), (35, 2036), (70, 1018), (140, 509)]