22179160

素因数分解:

$2^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{857}}^1$

素因数の和:1515

約数の個数: 32

約数和(自身を含む): 50038560

約数和(自身を除く): 27859400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 647, 857, 1294, 1714, 2588, 3235, 3428, 4285, 5176, 6470, 6856, 8570, 12940, 17140, 25880, 34280, 554479, 1108958, 2217916, 2772395, 4435832, 5544790, 11089580, 22179160]

約数ペア:

[(1, 22179160), (2, 11089580), (4, 5544790), (5, 4435832), (8, 2772395), (10, 2217916), (20, 1108958), (40, 554479), (647, 34280), (857, 25880), (1294, 17140), (1714, 12940), (2588, 8570), (3235, 6856), (3428, 6470), (4285, 5176)]