42949340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{306781}}^1$

素因数の和:306797

約数の個数: 24

約数和(自身を含む): 103078752

約数和(自身を除く): 60129412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 306781, 613562, 1227124, 1533905, 2147467, 3067810, 4294934, 6135620, 8589868, 10737335, 21474670, 42949340]

約数ペア:

[(1, 42949340), (2, 21474670), (4, 10737335), (5, 8589868), (7, 6135620), (10, 4294934), (14, 3067810), (20, 2147467), (28, 1533905), (35, 1227124), (70, 613562), (140, 306781)]