38218840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{86861}}^1$

素因数の和:86883

約数の個数: 32

約数和(自身を含む): 93810960

約数和(自身を除く): 55592120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 86861, 173722, 347444, 434305, 694888, 868610, 955471, 1737220, 1910942, 3474440, 3821884, 4777355, 7643768, 9554710, 19109420, 38218840]

約数ペア:

[(1, 38218840), (2, 19109420), (4, 9554710), (5, 7643768), (8, 4777355), (10, 3821884), (11, 3474440), (20, 1910942), (22, 1737220), (40, 955471), (44, 868610), (55, 694888), (88, 434305), (110, 347444), (220, 173722), (440, 86861)]