18962440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67723}}^1$

素因数の和:67741

約数の個数: 32

約数和(自身を含む): 48761280

約数和(自身を除く): 29798840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 67723, 135446, 270892, 338615, 474061, 541784, 677230, 948122, 1354460, 1896244, 2370305, 2708920, 3792488, 4740610, 9481220, 18962440]

約数ペア:

[(1, 18962440), (2, 9481220), (4, 4740610), (5, 3792488), (7, 2708920), (8, 2370305), (10, 1896244), (14, 1354460), (20, 948122), (28, 677230), (35, 541784), (40, 474061), (56, 338615), (70, 270892), (140, 135446), (280, 67723)]