85616020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{611543}}^1$

素因数の和:611559

約数の個数: 24

約数和(自身を含む): 205478784

約数和(自身を除く): 119862764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 611543, 1223086, 2446172, 3057715, 4280801, 6115430, 8561602, 12230860, 17123204, 21404005, 42808010, 85616020]

約数ペア:

[(1, 85616020), (2, 42808010), (4, 21404005), (5, 17123204), (7, 12230860), (10, 8561602), (14, 6115430), (20, 4280801), (28, 3057715), (35, 2446172), (70, 1223086), (140, 611543)]