207948580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1485347}}^1$

素因数の和:1485363

約数の個数: 24

約数和(自身を含む): 499076928

約数和(自身を除く): 291128348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1485347, 2970694, 5941388, 7426735, 10397429, 14853470, 20794858, 29706940, 41589716, 51987145, 103974290, 207948580]

約数ペア:

[(1, 207948580), (2, 103974290), (4, 51987145), (5, 41589716), (7, 29706940), (10, 20794858), (14, 14853470), (20, 10397429), (28, 7426735), (35, 5941388), (70, 2970694), (140, 1485347)]