45478000

素因数分解:

$2^4\times 5^3\times {\mathrm{22739}}^1$

素因数の和:22762

約数の個数: 40

約数和(自身を含む): 109970640

約数和(自身を除く): 64492640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 22739, 45478, 90956, 113695, 181912, 227390, 363824, 454780, 568475, 909560, 1136950, 1819120, 2273900, 2842375, 4547800, 5684750, 9095600, 11369500, 22739000, 45478000]

約数ペア:

[(1, 45478000), (2, 22739000), (4, 11369500), (5, 9095600), (8, 5684750), (10, 4547800), (16, 2842375), (20, 2273900), (25, 1819120), (40, 1136950), (50, 909560), (80, 568475), (100, 454780), (125, 363824), (200, 227390), (250, 181912), (400, 113695), (500, 90956), (1000, 45478), (2000, 22739)]