200989780

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{189613}}^1$

素因数の和:189675

約数の個数: 24

約数和(自身を含む): 430044552

約数和(自身を除く): 229054772

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 189613, 379226, 758452, 948065, 1896130, 3792260, 10049489, 20098978, 40197956, 50247445, 100494890, 200989780]

約数ペア:

[(1, 200989780), (2, 100494890), (4, 50247445), (5, 40197956), (10, 20098978), (20, 10049489), (53, 3792260), (106, 1896130), (212, 948065), (265, 758452), (530, 379226), (1060, 189613)]