12157640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27631}}^1$

素因数の和:27653

約数の個数: 32

約数和(自身を含む): 29842560

約数和(自身を除く): 17684920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 27631, 55262, 110524, 138155, 221048, 276310, 303941, 552620, 607882, 1105240, 1215764, 1519705, 2431528, 3039410, 6078820, 12157640]

約数ペア:

[(1, 12157640), (2, 6078820), (4, 3039410), (5, 2431528), (8, 1519705), (10, 1215764), (11, 1105240), (20, 607882), (22, 552620), (40, 303941), (44, 276310), (55, 221048), (88, 138155), (110, 110524), (220, 55262), (440, 27631)]