16974760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 42094080

約数和(自身を除く): 25119320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 173, 220, 223, 346, 440, 446, 692, 865, 892, 1115, 1384, 1730, 1784, 1903, 2230, 2453, 3460, 3806, 4460, 4906, 6920, 7612, 8920, 9515, 9812, 12265, 15224, 19030, 19624, 24530, 38060, 38579, 49060, 76120, 77158, 98120, 154316, 192895, 308632, 385790, 424369, 771580, 848738, 1543160, 1697476, 2121845, 3394952, 4243690, 8487380, 16974760]

約数ペア:

[(1, 16974760), (2, 8487380), (4, 4243690), (5, 3394952), (8, 2121845), (10, 1697476), (11, 1543160), (20, 848738), (22, 771580), (40, 424369), (44, 385790), (55, 308632), (88, 192895), (110, 154316), (173, 98120), (220, 77158), (223, 76120), (346, 49060), (440, 38579), (446, 38060), (692, 24530), (865, 19624), (892, 19030), (1115, 15224), (1384, 12265), (1730, 9812), (1784, 9515), (1903, 8920), (2230, 7612), (2453, 6920), (3460, 4906), (3806, 4460)]