16047080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 41610240

約数和(自身を除く): 25563160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 223, 257, 280, 446, 514, 892, 1028, 1115, 1285, 1561, 1784, 1799, 2056, 2230, 2570, 3122, 3598, 4460, 5140, 6244, 7196, 7805, 8920, 8995, 10280, 12488, 14392, 15610, 17990, 31220, 35980, 57311, 62440, 71960, 114622, 229244, 286555, 401177, 458488, 573110, 802354, 1146220, 1604708, 2005885, 2292440, 3209416, 4011770, 8023540, 16047080]

約数ペア:

[(1, 16047080), (2, 8023540), (4, 4011770), (5, 3209416), (7, 2292440), (8, 2005885), (10, 1604708), (14, 1146220), (20, 802354), (28, 573110), (35, 458488), (40, 401177), (56, 286555), (70, 229244), (140, 114622), (223, 71960), (257, 62440), (280, 57311), (446, 35980), (514, 31220), (892, 17990), (1028, 15610), (1115, 14392), (1285, 12488), (1561, 10280), (1784, 8995), (1799, 8920), (2056, 7805), (2230, 7196), (2570, 6244), (3122, 5140), (3598, 4460)]