873740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^2$

素因数の和:174

約数の個数: 36

約数和(自身を含む): 2123856

約数和(自身を除く): 1250116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 6241, 11060, 12482, 24964, 31205, 43687, 62410, 87374, 124820, 174748, 218435, 436870, 873740]

約数ペア:

[(1, 873740), (2, 436870), (4, 218435), (5, 174748), (7, 124820), (10, 87374), (14, 62410), (20, 43687), (28, 31205), (35, 24964), (70, 12482), (79, 11060), (140, 6241), (158, 5530), (316, 2765), (395, 2212), (553, 1580), (790, 1106)]