3947150

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{887}}^1$

素因数の和:988

約数の個数: 24

約数和(自身を含む): 7432560

約数和(自身を除く): 3485410

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 887, 890, 1774, 2225, 4435, 4450, 8870, 22175, 44350, 78943, 157886, 394715, 789430, 1973575, 3947150]

約数ペア:

[(1, 3947150), (2, 1973575), (5, 789430), (10, 394715), (25, 157886), (50, 78943), (89, 44350), (178, 22175), (445, 8870), (887, 4450), (890, 4435), (1774, 2225)]