40872400

素因数分解:

$2^4\times 5^2\times {\mathrm{102181}}^1$

素因数の和:102199

約数の個数: 30

約数和(自身を含む): 98196902

約数和(自身を除く): 57324502

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 102181, 204362, 408724, 510905, 817448, 1021810, 1634896, 2043620, 2554525, 4087240, 5109050, 8174480, 10218100, 20436200, 40872400]

約数ペア:

[(1, 40872400), (2, 20436200), (4, 10218100), (5, 8174480), (8, 5109050), (10, 4087240), (16, 2554525), (20, 2043620), (25, 1634896), (40, 1021810), (50, 817448), (80, 510905), (100, 408724), (200, 204362), (400, 102181)]