15222640

素因数分解:

$2^4\times 5^1\times {\mathrm{190283}}^1$

素因数の和:190296

約数の個数: 20

約数和(自身を含む): 35392824

約数和(自身を除く): 20170184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 190283, 380566, 761132, 951415, 1522264, 1902830, 3044528, 3805660, 7611320, 15222640]

約数ペア:

[(1, 15222640), (2, 7611320), (4, 3805660), (5, 3044528), (8, 1902830), (10, 1522264), (16, 951415), (20, 761132), (40, 380566), (80, 190283)]