158312420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1130803}}^1$

素因数の和:1130819

約数の個数: 24

約数和(自身を含む): 379950144

約数和(自身を除く): 221637724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1130803, 2261606, 4523212, 5654015, 7915621, 11308030, 15831242, 22616060, 31662484, 39578105, 79156210, 158312420]

約数ペア:

[(1, 158312420), (2, 79156210), (4, 39578105), (5, 31662484), (7, 22616060), (10, 15831242), (14, 11308030), (20, 7915621), (28, 5654015), (35, 4523212), (70, 2261606), (140, 1130803)]