2016506780

素因数分解:

$2^2\times 5^1\times {\mathrm{4051}}^1\times {\mathrm{24889}}^1$

素因数の和:28949

約数の個数: 24

約数和(自身を含む): 4235879760

約数和(自身を除く): 2219372980

約数列:

[1, 2, 4, 5, 10, 20, 4051, 8102, 16204, 20255, 24889, 40510, 49778, 81020, 99556, 124445, 248890, 497780, 100825339, 201650678, 403301356, 504126695, 1008253390, 2016506780]

約数ペア:

[(1, 2016506780), (2, 1008253390), (4, 504126695), (5, 403301356), (10, 201650678), (20, 100825339), (4051, 497780), (8102, 248890), (16204, 124445), (20255, 99556), (24889, 81020), (40510, 49778)]