31791290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{499}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 60048000

約数和(自身を除く): 28256710

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 277, 499, 554, 998, 1385, 2495, 2770, 4990, 6371, 11477, 12742, 22954, 31855, 57385, 63710, 114770, 138223, 276446, 691115, 1382230, 3179129, 6358258, 15895645, 31791290]

約数ペア:

[(1, 31791290), (2, 15895645), (5, 6358258), (10, 3179129), (23, 1382230), (46, 691115), (115, 276446), (230, 138223), (277, 114770), (499, 63710), (554, 57385), (998, 31855), (1385, 22954), (2495, 12742), (2770, 11477), (4990, 6371)]