39478000

素因数分解:

$2^4\times 5^3\times {\mathrm{19739}}^1$

素因数の和:19762

約数の個数: 40

約数和(自身を含む): 95462640

約数和(自身を除く): 55984640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 19739, 39478, 78956, 98695, 157912, 197390, 315824, 394780, 493475, 789560, 986950, 1579120, 1973900, 2467375, 3947800, 4934750, 7895600, 9869500, 19739000, 39478000]

約数ペア:

[(1, 39478000), (2, 19739000), (4, 9869500), (5, 7895600), (8, 4934750), (10, 3947800), (16, 2467375), (20, 1973900), (25, 1579120), (40, 986950), (50, 789560), (80, 493475), (100, 394780), (125, 315824), (200, 197390), (250, 157912), (400, 98695), (500, 78956), (1000, 39478), (2000, 19739)]