8862920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20143}}^1$

素因数の和:20165

約数の個数: 32

約数和(自身を含む): 21755520

約数和(自身を除く): 12892600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 20143, 40286, 80572, 100715, 161144, 201430, 221573, 402860, 443146, 805720, 886292, 1107865, 1772584, 2215730, 4431460, 8862920]

約数ペア:

[(1, 8862920), (2, 4431460), (4, 2215730), (5, 1772584), (8, 1107865), (10, 886292), (11, 805720), (20, 443146), (22, 402860), (40, 221573), (44, 201430), (55, 161144), (88, 100715), (110, 80572), (220, 40286), (440, 20143)]