405978310

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{24151}}^1$

素因数の和:24240

約数の個数: 24

約数和(自身を含む): 749050128

約数和(自身を除く): 343071818

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 1681, 3362, 8405, 16810, 24151, 48302, 120755, 241510, 990191, 1980382, 4950955, 9901910, 40597831, 81195662, 202989155, 405978310]

約数ペア:

[(1, 405978310), (2, 202989155), (5, 81195662), (10, 40597831), (41, 9901910), (82, 4950955), (205, 1980382), (410, 990191), (1681, 241510), (3362, 120755), (8405, 48302), (16810, 24151)]