20188600

素因数分解:

$2^3\times 5^2\times {\mathrm{100943}}^1$

素因数の和:100959

約数の個数: 24

約数和(自身を含む): 46938960

約数和(自身を除く): 26750360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 100943, 201886, 403772, 504715, 807544, 1009430, 2018860, 2523575, 4037720, 5047150, 10094300, 20188600]

約数ペア:

[(1, 20188600), (2, 10094300), (4, 5047150), (5, 4037720), (8, 2523575), (10, 2018860), (20, 1009430), (25, 807544), (40, 504715), (50, 403772), (100, 201886), (200, 100943)]