127795220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{912823}}^1$

素因数の和:912839

約数の個数: 24

約数和(自身を含む): 306708864

約数和(自身を除く): 178913644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 912823, 1825646, 3651292, 4564115, 6389761, 9128230, 12779522, 18256460, 25559044, 31948805, 63897610, 127795220]

約数ペア:

[(1, 127795220), (2, 63897610), (4, 31948805), (5, 25559044), (7, 18256460), (10, 12779522), (14, 9128230), (20, 6389761), (28, 4564115), (35, 3651292), (70, 1825646), (140, 912823)]