127966120

素因数分解:

$2^3\times 5^1\times {\mathrm{3199153}}^1$

素因数の和:3199164

約数の個数: 16

約数和(自身を含む): 287923860

約数和(自身を除く): 159957740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3199153, 6398306, 12796612, 15995765, 25593224, 31991530, 63983060, 127966120]

約数ペア:

[(1, 127966120), (2, 63983060), (4, 31991530), (5, 25593224), (8, 15995765), (10, 12796612), (20, 6398306), (40, 3199153)]