672290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:146

約数の個数: 32

約数和(自身を含む): 1313280

約数和(自身を除く): 640990

約数列:

[1, 2, 5, 10, 23, 37, 46, 74, 79, 115, 158, 185, 230, 370, 395, 790, 851, 1702, 1817, 2923, 3634, 4255, 5846, 8510, 9085, 14615, 18170, 29230, 67229, 134458, 336145, 672290]

約数ペア:

[(1, 672290), (2, 336145), (5, 134458), (10, 67229), (23, 29230), (37, 18170), (46, 14615), (74, 9085), (79, 8510), (115, 5846), (158, 4255), (185, 3634), (230, 2923), (370, 1817), (395, 1702), (790, 851)]