57398180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{409987}}^1$

素因数の和:410003

約数の個数: 24

約数和(自身を含む): 137755968

約数和(自身を除く): 80357788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 409987, 819974, 1639948, 2049935, 2869909, 4099870, 5739818, 8199740, 11479636, 14349545, 28699090, 57398180]

約数ペア:

[(1, 57398180), (2, 28699090), (4, 14349545), (5, 11479636), (7, 8199740), (10, 5739818), (14, 4099870), (20, 2869909), (28, 2049935), (35, 1639948), (70, 819974), (140, 409987)]