80087140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{572051}}^1$

素因数の和:572067

約数の個数: 24

約数和(自身を含む): 192209472

約数和(自身を除く): 112122332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 572051, 1144102, 2288204, 2860255, 4004357, 5720510, 8008714, 11441020, 16017428, 20021785, 40043570, 80087140]

約数ペア:

[(1, 80087140), (2, 40043570), (4, 20021785), (5, 16017428), (7, 11441020), (10, 8008714), (14, 5720510), (20, 4004357), (28, 2860255), (35, 2288204), (70, 1144102), (140, 572051)]