203450960

素因数分解:

$2^4\times 5^1\times {\mathrm{277}}^1\times {\mathrm{9181}}^1$

素因数の和:9471

約数の個数: 40

約数和(自身を含む): 474782856

約数和(自身を除く): 271331896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 277, 554, 1108, 1385, 2216, 2770, 4432, 5540, 9181, 11080, 18362, 22160, 36724, 45905, 73448, 91810, 146896, 183620, 367240, 734480, 2543137, 5086274, 10172548, 12715685, 20345096, 25431370, 40690192, 50862740, 101725480, 203450960]

約数ペア:

[(1, 203450960), (2, 101725480), (4, 50862740), (5, 40690192), (8, 25431370), (10, 20345096), (16, 12715685), (20, 10172548), (40, 5086274), (80, 2543137), (277, 734480), (554, 367240), (1108, 183620), (1385, 146896), (2216, 91810), (2770, 73448), (4432, 45905), (5540, 36724), (9181, 22160), (11080, 18362)]