1939100

素因数分解:

$2^2\times 5^2\times {\mathrm{19391}}^1$

素因数の和:19405

約数の個数: 18

約数和(自身を含む): 4208064

約数和(自身を除く): 2268964

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 19391, 38782, 77564, 96955, 193910, 387820, 484775, 969550, 1939100]

約数ペア:

[(1, 1939100), (2, 969550), (4, 484775), (5, 387820), (10, 193910), (20, 96955), (25, 77564), (50, 38782), (100, 19391)]