22037960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{78707}}^1$

素因数の和:78725

約数の個数: 32

約数和(自身を含む): 56669760

約数和(自身を除く): 34631800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 78707, 157414, 314828, 393535, 550949, 629656, 787070, 1101898, 1574140, 2203796, 2754745, 3148280, 4407592, 5509490, 11018980, 22037960]

約数ペア:

[(1, 22037960), (2, 11018980), (4, 5509490), (5, 4407592), (7, 3148280), (8, 2754745), (10, 2203796), (14, 1574140), (20, 1101898), (28, 787070), (35, 629656), (40, 550949), (56, 393535), (70, 314828), (140, 157414), (280, 78707)]