87368180

素因数分解:

$2^2\times 5^1\times {\mathrm{4368409}}^1$

素因数の和:4368418

約数の個数: 12

約数和(自身を含む): 183473220

約数和(自身を除く): 96105040

約数列:

[1, 2, 4, 5, 10, 20, 4368409, 8736818, 17473636, 21842045, 43684090, 87368180]

約数ペア:

[(1, 87368180), (2, 43684090), (4, 21842045), (5, 17473636), (10, 8736818), (20, 4368409)]