840850

素因数分解:

$2^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:330

約数の個数: 24

約数和(自身を含む): 1593648

約数和(自身を除く): 752798

約数列:

[1, 2, 5, 10, 25, 50, 67, 134, 251, 335, 502, 670, 1255, 1675, 2510, 3350, 6275, 12550, 16817, 33634, 84085, 168170, 420425, 840850]

約数ペア:

[(1, 840850), (2, 420425), (5, 168170), (10, 84085), (25, 33634), (50, 16817), (67, 12550), (134, 6275), (251, 3350), (335, 2510), (502, 1675), (670, 1255)]