8866480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:314

約数の個数: 80

約数和(自身を含む): 23998464

約数和(自身を除く): 15131984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 223, 280, 284, 355, 446, 497, 560, 568, 710, 892, 994, 1115, 1136, 1420, 1561, 1784, 1988, 2230, 2485, 2840, 3122, 3568, 3976, 4460, 4970, 5680, 6244, 7805, 7952, 8920, 9940, 12488, 15610, 15833, 17840, 19880, 24976, 31220, 31666, 39760, 62440, 63332, 79165, 110831, 124880, 126664, 158330, 221662, 253328, 316660, 443324, 554155, 633320, 886648, 1108310, 1266640, 1773296, 2216620, 4433240, 8866480]

約数ペア:

[(1, 8866480), (2, 4433240), (4, 2216620), (5, 1773296), (7, 1266640), (8, 1108310), (10, 886648), (14, 633320), (16, 554155), (20, 443324), (28, 316660), (35, 253328), (40, 221662), (56, 158330), (70, 126664), (71, 124880), (80, 110831), (112, 79165), (140, 63332), (142, 62440), (223, 39760), (280, 31666), (284, 31220), (355, 24976), (446, 19880), (497, 17840), (560, 15833), (568, 15610), (710, 12488), (892, 9940), (994, 8920), (1115, 7952), (1136, 7805), (1420, 6244), (1561, 5680), (1784, 4970), (1988, 4460), (2230, 3976), (2485, 3568), (2840, 3122)]