201292820

素因数分解:

$2^2\times 5^1\times {\mathrm{1607}}^1\times {\mathrm{6263}}^1$

素因数の和:7879

約数の個数: 24

約数和(自身を含む): 423045504

約数和(自身を除く): 221752684

約数列:

[1, 2, 4, 5, 10, 20, 1607, 3214, 6263, 6428, 8035, 12526, 16070, 25052, 31315, 32140, 62630, 125260, 10064641, 20129282, 40258564, 50323205, 100646410, 201292820]

約数ペア:

[(1, 201292820), (2, 100646410), (4, 50323205), (5, 40258564), (10, 20129282), (20, 10064641), (1607, 125260), (3214, 62630), (6263, 32140), (6428, 31315), (8035, 25052), (12526, 16070)]