16872400

素因数分解:

$2^4\times 5^2\times {\mathrm{42181}}^1$

素因数の和:42199

約数の個数: 30

約数和(自身を含む): 40536902

約数和(自身を除く): 23664502

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 42181, 84362, 168724, 210905, 337448, 421810, 674896, 843620, 1054525, 1687240, 2109050, 3374480, 4218100, 8436200, 16872400]

約数ペア:

[(1, 16872400), (2, 8436200), (4, 4218100), (5, 3374480), (8, 2109050), (10, 1687240), (16, 1054525), (20, 843620), (25, 674896), (40, 421810), (50, 337448), (80, 210905), (100, 168724), (200, 84362), (400, 42181)]