202013650

素因数分解:

$2^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{20509}}^1$

素因数の和:20718

約数の個数: 24

約数和(自身を含む): 377671140

約数和(自身を除く): 175657490

約数列:

[1, 2, 5, 10, 25, 50, 197, 394, 985, 1970, 4925, 9850, 20509, 41018, 102545, 205090, 512725, 1025450, 4040273, 8080546, 20201365, 40402730, 101006825, 202013650]

約数ペア:

[(1, 202013650), (2, 101006825), (5, 40402730), (10, 20201365), (25, 8080546), (50, 4040273), (197, 1025450), (394, 512725), (985, 205090), (1970, 102545), (4925, 41018), (9850, 20509)]