204038000

素因数分解:

$2^4\times 5^3\times {\mathrm{102019}}^1$

素因数の和:102042

約数の個数: 40

約数和(自身を含む): 493368720

約数和(自身を除く): 289330720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 102019, 204038, 408076, 510095, 816152, 1020190, 1632304, 2040380, 2550475, 4080760, 5100950, 8161520, 10201900, 12752375, 20403800, 25504750, 40807600, 51009500, 102019000, 204038000]

約数ペア:

[(1, 204038000), (2, 102019000), (4, 51009500), (5, 40807600), (8, 25504750), (10, 20403800), (16, 12752375), (20, 10201900), (25, 8161520), (40, 5100950), (50, 4080760), (80, 2550475), (100, 2040380), (125, 1632304), (200, 1020190), (250, 816152), (400, 510095), (500, 408076), (1000, 204038), (2000, 102019)]