157078180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1121987}}^1$

素因数の和:1122003

約数の個数: 24

約数和(自身を含む): 376987968

約数和(自身を除く): 219909788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1121987, 2243974, 4487948, 5609935, 7853909, 11219870, 15707818, 22439740, 31415636, 39269545, 78539090, 157078180]

約数ペア:

[(1, 157078180), (2, 78539090), (4, 39269545), (5, 31415636), (7, 22439740), (10, 15707818), (14, 11219870), (20, 7853909), (28, 5609935), (35, 4487948), (70, 2243974), (140, 1121987)]