276804940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{4273}}^1$

素因数の和:4402

約数の個数: 48

約数和(自身を含む): 603146880

約数和(自身を除く): 326341940

約数列:

[1, 2, 4, 5, 10, 20, 41, 79, 82, 158, 164, 205, 316, 395, 410, 790, 820, 1580, 3239, 4273, 6478, 8546, 12956, 16195, 17092, 21365, 32390, 42730, 64780, 85460, 175193, 337567, 350386, 675134, 700772, 875965, 1350268, 1687835, 1751930, 3375670, 3503860, 6751340, 13840247, 27680494, 55360988, 69201235, 138402470, 276804940]

約数ペア:

[(1, 276804940), (2, 138402470), (4, 69201235), (5, 55360988), (10, 27680494), (20, 13840247), (41, 6751340), (79, 3503860), (82, 3375670), (158, 1751930), (164, 1687835), (205, 1350268), (316, 875965), (395, 700772), (410, 675134), (790, 350386), (820, 337567), (1580, 175193), (3239, 85460), (4273, 64780), (6478, 42730), (8546, 32390), (12956, 21365), (16195, 17092)]