22227490

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{15991}}^1$

素因数の和:16137

約数の個数: 16

約数和(自身を含む): 40299840

約数和(自身を除く): 18072350

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 15991, 31982, 79955, 159910, 2222749, 4445498, 11113745, 22227490]

約数ペア:

[(1, 22227490), (2, 11113745), (5, 4445498), (10, 2222749), (139, 159910), (278, 79955), (695, 31982), (1390, 15991)]