85215180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1420253}}^1$

素因数の和:1420265

約数の個数: 24

約数和(自身を含む): 238602672

約数和(自身を除く): 153387492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1420253, 2840506, 4260759, 5681012, 7101265, 8521518, 14202530, 17043036, 21303795, 28405060, 42607590, 85215180]

約数ペア:

[(1, 85215180), (2, 42607590), (3, 28405060), (4, 21303795), (5, 17043036), (6, 14202530), (10, 8521518), (12, 7101265), (15, 5681012), (20, 4260759), (30, 2840506), (60, 1420253)]