12157025980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{55259209}}^1$

素因数の和:55259229

約数の個数: 24

約数和(自身を含む): 27850641840

約数和(自身を除く): 15693615860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 55259209, 110518418, 221036836, 276296045, 552592090, 607851299, 1105184180, 1215702598, 2431405196, 3039256495, 6078512990, 12157025980]

約数ペア:

[(1, 12157025980), (2, 6078512990), (4, 3039256495), (5, 2431405196), (10, 1215702598), (11, 1105184180), (20, 607851299), (22, 552592090), (44, 276296045), (55, 221036836), (110, 110518418), (220, 55259209)]