201722960

素因数分解:

$2^4\times 5^1\times {\mathrm{2521537}}^1$

素因数の和:2521550

約数の個数: 20

約数和(自身を含む): 469006068

約数和(自身を除く): 267283108

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2521537, 5043074, 10086148, 12607685, 20172296, 25215370, 40344592, 50430740, 100861480, 201722960]

約数ペア:

[(1, 201722960), (2, 100861480), (4, 50430740), (5, 40344592), (8, 25215370), (10, 20172296), (16, 12607685), (20, 10086148), (40, 5043074), (80, 2521537)]