1980408

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:172

約数の個数: 64

約数和(自身を含む): 5385600

約数和(自身を除く): 3405192

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 43, 57, 76, 86, 101, 114, 129, 152, 172, 202, 228, 258, 303, 344, 404, 456, 516, 606, 808, 817, 1032, 1212, 1634, 1919, 2424, 2451, 3268, 3838, 4343, 4902, 5757, 6536, 7676, 8686, 9804, 11514, 13029, 15352, 17372, 19608, 23028, 26058, 34744, 46056, 52116, 82517, 104232, 165034, 247551, 330068, 495102, 660136, 990204, 1980408]

約数ペア:

[(1, 1980408), (2, 990204), (3, 660136), (4, 495102), (6, 330068), (8, 247551), (12, 165034), (19, 104232), (24, 82517), (38, 52116), (43, 46056), (57, 34744), (76, 26058), (86, 23028), (101, 19608), (114, 17372), (129, 15352), (152, 13029), (172, 11514), (202, 9804), (228, 8686), (258, 7676), (303, 6536), (344, 5757), (404, 4902), (456, 4343), (516, 3838), (606, 3268), (808, 2451), (817, 2424), (1032, 1919), (1212, 1634)]