86272720

素因数分解:

$2^4\times 5^1\times {\mathrm{1078409}}^1$

素因数の和:1078422

約数の個数: 20

約数和(自身を含む): 200584260

約数和(自身を除く): 114311540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1078409, 2156818, 4313636, 5392045, 8627272, 10784090, 17254544, 21568180, 43136360, 86272720]

約数ペア:

[(1, 86272720), (2, 43136360), (4, 21568180), (5, 17254544), (8, 10784090), (10, 8627272), (16, 5392045), (20, 4313636), (40, 2156818), (80, 1078409)]