19672000

素因数分解:

$2^6\times 5^3\times {\mathrm{2459}}^1$

素因数の和:2486

約数の個数: 56

約数和(自身を含む): 48737520

約数和(自身を除く): 29065520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1600, 2000, 2459, 4000, 4918, 8000, 9836, 12295, 19672, 24590, 39344, 49180, 61475, 78688, 98360, 122950, 157376, 196720, 245900, 307375, 393440, 491800, 614750, 786880, 983600, 1229500, 1967200, 2459000, 3934400, 4918000, 9836000, 19672000]

約数ペア:

[(1, 19672000), (2, 9836000), (4, 4918000), (5, 3934400), (8, 2459000), (10, 1967200), (16, 1229500), (20, 983600), (25, 786880), (32, 614750), (40, 491800), (50, 393440), (64, 307375), (80, 245900), (100, 196720), (125, 157376), (160, 122950), (200, 98360), (250, 78688), (320, 61475), (400, 49180), (500, 39344), (800, 24590), (1000, 19672), (1600, 12295), (2000, 9836), (2459, 8000), (4000, 4918)]