30899990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{280909}}^1$

素因数の和:280927

約数の個数: 16

約数和(自身を含む): 60676560

約数和(自身を除く): 29776570

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 280909, 561818, 1404545, 2809090, 3089999, 6179998, 15449995, 30899990]

約数ペア:

[(1, 30899990), (2, 15449995), (5, 6179998), (10, 3089999), (11, 2809090), (22, 1404545), (55, 561818), (110, 280909)]