291048776860

素因数分解:

$2^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{13122127}}^1$

素因数の和:13123245

約数の個数: 24

約数和(自身を含む): 611753607360

約数和(自身を除く): 320704830500

約数列:

[1, 2, 4, 5, 10, 20, 1109, 2218, 4436, 5545, 11090, 22180, 13122127, 26244254, 52488508, 65610635, 131221270, 262442540, 14552438843, 29104877686, 58209755372, 72762194215, 145524388430, 291048776860]

約数ペア:

[(1, 291048776860), (2, 145524388430), (4, 72762194215), (5, 58209755372), (10, 29104877686), (20, 14552438843), (1109, 262442540), (2218, 131221270), (4436, 65610635), (5545, 52488508), (11090, 26244254), (22180, 13122127)]