39261880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{140221}}^1$

素因数の和:140239

約数の個数: 32

約数和(自身を含む): 100959840

約数和(自身を除く): 61697960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 140221, 280442, 560884, 701105, 981547, 1121768, 1402210, 1963094, 2804420, 3926188, 4907735, 5608840, 7852376, 9815470, 19630940, 39261880]

約数ペア:

[(1, 39261880), (2, 19630940), (4, 9815470), (5, 7852376), (7, 5608840), (8, 4907735), (10, 3926188), (14, 2804420), (20, 1963094), (28, 1402210), (35, 1121768), (40, 981547), (56, 701105), (70, 560884), (140, 280442), (280, 140221)]