2122960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1$

素因数の和:260

約数の個数: 80

約数和(自身を含む): 5999616

約数和(自身を除く): 3876656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 223, 238, 272, 280, 340, 446, 476, 560, 595, 680, 892, 952, 1115, 1190, 1360, 1561, 1784, 1904, 2230, 2380, 3122, 3568, 3791, 4460, 4760, 6244, 7582, 7805, 8920, 9520, 12488, 15164, 15610, 17840, 18955, 24976, 26537, 30328, 31220, 37910, 53074, 60656, 62440, 75820, 106148, 124880, 132685, 151640, 212296, 265370, 303280, 424592, 530740, 1061480, 2122960]

約数ペア:

[(1, 2122960), (2, 1061480), (4, 530740), (5, 424592), (7, 303280), (8, 265370), (10, 212296), (14, 151640), (16, 132685), (17, 124880), (20, 106148), (28, 75820), (34, 62440), (35, 60656), (40, 53074), (56, 37910), (68, 31220), (70, 30328), (80, 26537), (85, 24976), (112, 18955), (119, 17840), (136, 15610), (140, 15164), (170, 12488), (223, 9520), (238, 8920), (272, 7805), (280, 7582), (340, 6244), (446, 4760), (476, 4460), (560, 3791), (595, 3568), (680, 3122), (892, 2380), (952, 2230), (1115, 1904), (1190, 1784), (1360, 1561)]