5027440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:250

約数の個数: 80

約数和(自身を含む): 13258080

約数和(自身を除く): 8230640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 80, 88, 110, 116, 145, 176, 197, 220, 232, 290, 319, 394, 440, 464, 580, 638, 788, 880, 985, 1160, 1276, 1576, 1595, 1970, 2167, 2320, 2552, 3152, 3190, 3940, 4334, 5104, 5713, 6380, 7880, 8668, 10835, 11426, 12760, 15760, 17336, 21670, 22852, 25520, 28565, 34672, 43340, 45704, 57130, 62843, 86680, 91408, 114260, 125686, 173360, 228520, 251372, 314215, 457040, 502744, 628430, 1005488, 1256860, 2513720, 5027440]

約数ペア:

[(1, 5027440), (2, 2513720), (4, 1256860), (5, 1005488), (8, 628430), (10, 502744), (11, 457040), (16, 314215), (20, 251372), (22, 228520), (29, 173360), (40, 125686), (44, 114260), (55, 91408), (58, 86680), (80, 62843), (88, 57130), (110, 45704), (116, 43340), (145, 34672), (176, 28565), (197, 25520), (220, 22852), (232, 21670), (290, 17336), (319, 15760), (394, 12760), (440, 11426), (464, 10835), (580, 8668), (638, 7880), (788, 6380), (880, 5713), (985, 5104), (1160, 4334), (1276, 3940), (1576, 3190), (1595, 3152), (1970, 2552), (2167, 2320)]