2773760

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 7284816

約数和(自身を除く): 4511056

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 197, 220, 256, 320, 352, 394, 440, 640, 704, 788, 880, 985, 1280, 1408, 1576, 1760, 1970, 2167, 2816, 3152, 3520, 3940, 4334, 6304, 7040, 7880, 8668, 10835, 12608, 14080, 15760, 17336, 21670, 25216, 31520, 34672, 43340, 50432, 63040, 69344, 86680, 126080, 138688, 173360, 252160, 277376, 346720, 554752, 693440, 1386880, 2773760]

約数ペア:

[(1, 2773760), (2, 1386880), (4, 693440), (5, 554752), (8, 346720), (10, 277376), (11, 252160), (16, 173360), (20, 138688), (22, 126080), (32, 86680), (40, 69344), (44, 63040), (55, 50432), (64, 43340), (80, 34672), (88, 31520), (110, 25216), (128, 21670), (160, 17336), (176, 15760), (197, 14080), (220, 12608), (256, 10835), (320, 8668), (352, 7880), (394, 7040), (440, 6304), (640, 4334), (704, 3940), (788, 3520), (880, 3152), (985, 2816), (1280, 2167), (1408, 1970), (1576, 1760)]