200020540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{344863}}^1$

素因数の和:344901

約数の個数: 24

約数和(自身を含む): 434528640

約数和(自身を除く): 234508100

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 344863, 689726, 1379452, 1724315, 3448630, 6897260, 10001027, 20002054, 40004108, 50005135, 100010270, 200020540]

約数ペア:

[(1, 200020540), (2, 100010270), (4, 50005135), (5, 40004108), (10, 20002054), (20, 10001027), (29, 6897260), (58, 3448630), (116, 1724315), (145, 1379452), (290, 689726), (580, 344863)]