201550540

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{141937}}^1$

素因数の和:142017

約数の個数: 24

約数和(自身を含む): 429220512

約数和(自身を除く): 227669972

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 141937, 283874, 567748, 709685, 1419370, 2838740, 10077527, 20155054, 40310108, 50387635, 100775270, 201550540]

約数ペア:

[(1, 201550540), (2, 100775270), (4, 50387635), (5, 40310108), (10, 20155054), (20, 10077527), (71, 2838740), (142, 1419370), (284, 709685), (355, 567748), (710, 283874), (1420, 141937)]