86861020

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{13121}}^1$

素因数の和:13461

約数の個数: 24

約数和(自身を含む): 182973168

約数和(自身を除く): 96112148

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 13121, 26242, 52484, 65605, 131210, 262420, 4343051, 8686102, 17372204, 21715255, 43430510, 86861020]

約数ペア:

[(1, 86861020), (2, 43430510), (4, 21715255), (5, 17372204), (10, 8686102), (20, 4343051), (331, 262420), (662, 131210), (1324, 65605), (1655, 52484), (3310, 26242), (6620, 13121)]