11818840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{26861}}^1$

素因数の和:26883

約数の個数: 32

約数和(自身を含む): 29010960

約数和(自身を除く): 17192120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 26861, 53722, 107444, 134305, 214888, 268610, 295471, 537220, 590942, 1074440, 1181884, 1477355, 2363768, 2954710, 5909420, 11818840]

約数ペア:

[(1, 11818840), (2, 5909420), (4, 2954710), (5, 2363768), (8, 1477355), (10, 1181884), (11, 1074440), (20, 590942), (22, 537220), (40, 295471), (44, 268610), (55, 214888), (88, 134305), (110, 107444), (220, 53722), (440, 26861)]