40807600

素因数分解:

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

素因数の和:102037

約数の個数: 30

約数和(自身を含む): 98041220

約数和(自身を除く): 57233620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 102019, 204038, 408076, 510095, 816152, 1020190, 1632304, 2040380, 2550475, 4080760, 5100950, 8161520, 10201900, 20403800, 40807600]

約数ペア:

[(1, 40807600), (2, 20403800), (4, 10201900), (5, 8161520), (8, 5100950), (10, 4080760), (16, 2550475), (20, 2040380), (25, 1632304), (40, 1020190), (50, 816152), (80, 510095), (100, 408076), (200, 204038), (400, 102019)]