12206920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27743}}^1$

素因数の和:27765

約数の個数: 32

約数和(自身を含む): 29963520

約数和(自身を除く): 17756600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 27743, 55486, 110972, 138715, 221944, 277430, 305173, 554860, 610346, 1109720, 1220692, 1525865, 2441384, 3051730, 6103460, 12206920]

約数ペア:

[(1, 12206920), (2, 6103460), (4, 3051730), (5, 2441384), (8, 1525865), (10, 1220692), (11, 1109720), (20, 610346), (22, 554860), (40, 305173), (44, 277430), (55, 221944), (88, 138715), (110, 110972), (220, 55486), (440, 27743)]