220172450

素因数分解:

$2^1\times 5^2\times {\mathrm{311}}^1\times {\mathrm{14159}}^1$

素因数の和:14482

約数の個数: 24

約数和(自身を含む): 410866560

約数和(自身を除く): 190694110

約数列:

[1, 2, 5, 10, 25, 50, 311, 622, 1555, 3110, 7775, 14159, 15550, 28318, 70795, 141590, 353975, 707950, 4403449, 8806898, 22017245, 44034490, 110086225, 220172450]

約数ペア:

[(1, 220172450), (2, 110086225), (5, 44034490), (10, 22017245), (25, 8806898), (50, 4403449), (311, 707950), (622, 353975), (1555, 141590), (3110, 70795), (7775, 28318), (14159, 15550)]