6760820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 15724800

約数和(自身を除く): 8963980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 389, 395, 778, 790, 869, 1556, 1580, 1738, 1945, 3476, 3890, 4279, 4345, 7780, 8558, 8690, 17116, 17380, 21395, 30731, 42790, 61462, 85580, 122924, 153655, 307310, 338041, 614620, 676082, 1352164, 1690205, 3380410, 6760820]

約数ペア:

[(1, 6760820), (2, 3380410), (4, 1690205), (5, 1352164), (10, 676082), (11, 614620), (20, 338041), (22, 307310), (44, 153655), (55, 122924), (79, 85580), (110, 61462), (158, 42790), (220, 30731), (316, 21395), (389, 17380), (395, 17116), (778, 8690), (790, 8558), (869, 7780), (1556, 4345), (1580, 4279), (1738, 3890), (1945, 3476)]