2016198710320

素因数分解:

$2^4\times 5^1\times {\mathrm{25202483879}}^1$

素因数の和:25202483892

約数の個数: 20

約数和(自身を含む): 4687662001680

約数和(自身を除く): 2671463291360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25202483879, 50404967758, 100809935516, 126012419395, 201619871032, 252024838790, 403239742064, 504049677580, 1008099355160, 2016198710320]

約数ペア:

[(1, 2016198710320), (2, 1008099355160), (4, 504049677580), (5, 403239742064), (8, 252024838790), (10, 201619871032), (16, 126012419395), (20, 100809935516), (40, 50404967758), (80, 25202483879)]