208744810

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{191509}}^1$

素因数の和:191625

約数の個数: 16

約数和(自身を含む): 379189800

約数和(自身を除く): 170444990

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 191509, 383018, 957545, 1915090, 20874481, 41748962, 104372405, 208744810]

約数ペア:

[(1, 208744810), (2, 104372405), (5, 41748962), (10, 20874481), (109, 1915090), (218, 957545), (545, 383018), (1090, 191509)]