7157420

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3167}}^1$

素因数の和:3289

約数の個数: 24

約数和(自身を含む): 15168384

約数和(自身を除く): 8010964

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 3167, 6334, 12668, 15835, 31670, 63340, 357871, 715742, 1431484, 1789355, 3578710, 7157420]

約数ペア:

[(1, 7157420), (2, 3578710), (4, 1789355), (5, 1431484), (10, 715742), (20, 357871), (113, 63340), (226, 31670), (452, 15835), (565, 12668), (1130, 6334), (2260, 3167)]