2016574960

素因数分解:

$2^4\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{20477}}^1$

素因数の和:21721

約数の個数: 40

約数和(自身を含む): 4692574656

約数和(自身を除く): 2675999696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1231, 2462, 4924, 6155, 9848, 12310, 19696, 20477, 24620, 40954, 49240, 81908, 98480, 102385, 163816, 204770, 327632, 409540, 819080, 1638160, 25207187, 50414374, 100828748, 126035935, 201657496, 252071870, 403314992, 504143740, 1008287480, 2016574960]

約数ペア:

[(1, 2016574960), (2, 1008287480), (4, 504143740), (5, 403314992), (8, 252071870), (10, 201657496), (16, 126035935), (20, 100828748), (40, 50414374), (80, 25207187), (1231, 1638160), (2462, 819080), (4924, 409540), (6155, 327632), (9848, 204770), (12310, 163816), (19696, 102385), (20477, 98480), (24620, 81908), (40954, 49240)]