7107760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:262

約数の個数: 80

約数和(自身を含む): 18561312

約数和(自身を除く): 11453552

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 164, 176, 197, 205, 220, 328, 394, 410, 440, 451, 656, 788, 820, 880, 902, 985, 1576, 1640, 1804, 1970, 2167, 2255, 3152, 3280, 3608, 3940, 4334, 4510, 7216, 7880, 8077, 8668, 9020, 10835, 15760, 16154, 17336, 18040, 21670, 32308, 34672, 36080, 40385, 43340, 64616, 80770, 86680, 88847, 129232, 161540, 173360, 177694, 323080, 355388, 444235, 646160, 710776, 888470, 1421552, 1776940, 3553880, 7107760]

約数ペア:

[(1, 7107760), (2, 3553880), (4, 1776940), (5, 1421552), (8, 888470), (10, 710776), (11, 646160), (16, 444235), (20, 355388), (22, 323080), (40, 177694), (41, 173360), (44, 161540), (55, 129232), (80, 88847), (82, 86680), (88, 80770), (110, 64616), (164, 43340), (176, 40385), (197, 36080), (205, 34672), (220, 32308), (328, 21670), (394, 18040), (410, 17336), (440, 16154), (451, 15760), (656, 10835), (788, 9020), (820, 8668), (880, 8077), (902, 7880), (985, 7216), (1576, 4510), (1640, 4334), (1804, 3940), (1970, 3608), (2167, 3280), (2255, 3152)]