10989800

素因数分解:

$2^3\times 5^2\times {\mathrm{54949}}^1$

素因数の和:54965

約数の個数: 24

約数和(自身を含む): 25551750

約数和(自身を除く): 14561950

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 54949, 109898, 219796, 274745, 439592, 549490, 1098980, 1373725, 2197960, 2747450, 5494900, 10989800]

約数ペア:

[(1, 10989800), (2, 5494900), (4, 2747450), (5, 2197960), (8, 1373725), (10, 1098980), (20, 549490), (25, 439592), (40, 274745), (50, 219796), (100, 109898), (200, 54949)]