2018208140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{23}}^1\times {\mathrm{1997}}^1$

素因数の和:2068

約数の個数: 96

約数和(自身を含む): 4793281920

約数和(自身を除く): 2775073780

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 169, 230, 260, 299, 338, 460, 598, 676, 845, 1196, 1495, 1690, 1997, 2197, 2990, 3380, 3887, 3994, 4394, 5980, 7774, 7988, 8788, 9985, 10985, 15548, 19435, 19970, 21970, 25961, 38870, 39940, 43940, 45931, 50531, 51922, 77740, 91862, 101062, 103844, 129805, 183724, 202124, 229655, 252655, 259610, 337493, 459310, 505310, 519220, 597103, 674986, 918620, 1010620, 1194206, 1349972, 1687465, 2388412, 2985515, 3374930, 4387409, 5971030, 6749860, 7762339, 8774818, 11942060, 15524678, 17549636, 21937045, 31049356, 38811695, 43874090, 77623390, 87748180, 100910407, 155246780, 201820814, 403641628, 504552035, 1009104070, 2018208140]

約数ペア:

[(1, 2018208140), (2, 1009104070), (4, 504552035), (5, 403641628), (10, 201820814), (13, 155246780), (20, 100910407), (23, 87748180), (26, 77623390), (46, 43874090), (52, 38811695), (65, 31049356), (92, 21937045), (115, 17549636), (130, 15524678), (169, 11942060), (230, 8774818), (260, 7762339), (299, 6749860), (338, 5971030), (460, 4387409), (598, 3374930), (676, 2985515), (845, 2388412), (1196, 1687465), (1495, 1349972), (1690, 1194206), (1997, 1010620), (2197, 918620), (2990, 674986), (3380, 597103), (3887, 519220), (3994, 505310), (4394, 459310), (5980, 337493), (7774, 259610), (7988, 252655), (8788, 229655), (9985, 202124), (10985, 183724), (15548, 129805), (19435, 103844), (19970, 101062), (21970, 91862), (25961, 77740), (38870, 51922), (39940, 50531), (43940, 45931)]