40139540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{286711}}^1$

素因数の和:286727

約数の個数: 24

約数和(自身を含む): 96335232

約数和(自身を除く): 56195692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 286711, 573422, 1146844, 1433555, 2006977, 2867110, 4013954, 5734220, 8027908, 10034885, 20069770, 40139540]

約数ペア:

[(1, 40139540), (2, 20069770), (4, 10034885), (5, 8027908), (7, 5734220), (10, 4013954), (14, 2867110), (20, 2006977), (28, 1433555), (35, 1146844), (70, 573422), (140, 286711)]