20154394070

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1\times {\mathrm{65579}}^1$

素因数の和:66080

約数の個数: 32

約数和(自身を含む): 36862780320

約数和(自身を除く): 16708386250

約数列:

[1, 2, 5, 10, 73, 146, 365, 421, 730, 842, 2105, 4210, 30733, 61466, 65579, 131158, 153665, 307330, 327895, 655790, 4787267, 9574534, 23936335, 27608759, 47872670, 55217518, 138043795, 276087590, 2015439407, 4030878814, 10077197035, 20154394070]

約数ペア:

[(1, 20154394070), (2, 10077197035), (5, 4030878814), (10, 2015439407), (73, 276087590), (146, 138043795), (365, 55217518), (421, 47872670), (730, 27608759), (842, 23936335), (2105, 9574534), (4210, 4787267), (30733, 655790), (61466, 327895), (65579, 307330), (131158, 153665)]