248758840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{565361}}^1$

素因数の和:565383

約数の個数: 32

約数和(自身を含む): 610590960

約数和(自身を除く): 361832120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 565361, 1130722, 2261444, 2826805, 4522888, 5653610, 6218971, 11307220, 12437942, 22614440, 24875884, 31094855, 49751768, 62189710, 124379420, 248758840]

約数ペア:

[(1, 248758840), (2, 124379420), (4, 62189710), (5, 49751768), (8, 31094855), (10, 24875884), (11, 22614440), (20, 12437942), (22, 11307220), (40, 6218971), (44, 5653610), (55, 4522888), (88, 2826805), (110, 2261444), (220, 1130722), (440, 565361)]