31838840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^2$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 78441480

約数和(自身を除く): 46602640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 269, 440, 538, 1076, 1345, 2152, 2690, 2959, 5380, 5918, 10760, 11836, 14795, 23672, 29590, 59180, 72361, 118360, 144722, 289444, 361805, 578888, 723610, 795971, 1447220, 1591942, 2894440, 3183884, 3979855, 6367768, 7959710, 15919420, 31838840]

約数ペア:

[(1, 31838840), (2, 15919420), (4, 7959710), (5, 6367768), (8, 3979855), (10, 3183884), (11, 2894440), (20, 1591942), (22, 1447220), (40, 795971), (44, 723610), (55, 578888), (88, 361805), (110, 289444), (220, 144722), (269, 118360), (440, 72361), (538, 59180), (1076, 29590), (1345, 23672), (2152, 14795), (2690, 11836), (2959, 10760), (5380, 5918)]