12697400

素因数分解:

$2^3\times 5^2\times {\mathrm{63487}}^1$

素因数の和:63503

約数の個数: 24

約数和(自身を含む): 29521920

約数和(自身を除く): 16824520

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 63487, 126974, 253948, 317435, 507896, 634870, 1269740, 1587175, 2539480, 3174350, 6348700, 12697400]

約数ペア:

[(1, 12697400), (2, 6348700), (4, 3174350), (5, 2539480), (8, 1587175), (10, 1269740), (20, 634870), (25, 507896), (40, 317435), (50, 253948), (100, 126974), (200, 63487)]