201171860

素因数分解:

$2^2\times 5^1\times {\mathrm{2551}}^1\times {\mathrm{3943}}^1$

素因数の和:6503

約数の個数: 24

約数和(自身を含む): 422733696

約数和(自身を除く): 221561836

約数列:

[1, 2, 4, 5, 10, 20, 2551, 3943, 5102, 7886, 10204, 12755, 15772, 19715, 25510, 39430, 51020, 78860, 10058593, 20117186, 40234372, 50292965, 100585930, 201171860]

約数ペア:

[(1, 201171860), (2, 100585930), (4, 50292965), (5, 40234372), (10, 20117186), (20, 10058593), (2551, 78860), (3943, 51020), (5102, 39430), (7886, 25510), (10204, 19715), (12755, 15772)]