2016309980

素因数分解:

$2^2\times 5^1\times {\mathrm{2549}}^1\times {\mathrm{39551}}^1$

素因数の和:42109

約数の個数: 24

約数和(自身を含む): 4236019200

約数和(自身を除く): 2219709220

約数列:

[1, 2, 4, 5, 10, 20, 2549, 5098, 10196, 12745, 25490, 39551, 50980, 79102, 158204, 197755, 395510, 791020, 100815499, 201630998, 403261996, 504077495, 1008154990, 2016309980]

約数ペア:

[(1, 2016309980), (2, 1008154990), (4, 504077495), (5, 403261996), (10, 201630998), (20, 100815499), (2549, 791020), (5098, 395510), (10196, 197755), (12745, 158204), (25490, 79102), (39551, 50980)]