201660920

素因数分解:

$2^3\times 5^1\times {\mathrm{5041523}}^1$

素因数の和:5041534

約数の個数: 16

約数和(自身を含む): 453737160

約数和(自身を除く): 252076240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5041523, 10083046, 20166092, 25207615, 40332184, 50415230, 100830460, 201660920]

約数ペア:

[(1, 201660920), (2, 100830460), (4, 50415230), (5, 40332184), (8, 25207615), (10, 20166092), (20, 10083046), (40, 5041523)]