16324280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{337}}^1$

素因数の和:528

約数の個数: 64

約数和(自身を含む): 42344640

約数和(自身を除く): 26020360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 173, 280, 337, 346, 674, 692, 865, 1211, 1348, 1384, 1685, 1730, 2359, 2422, 2696, 3370, 3460, 4718, 4844, 6055, 6740, 6920, 9436, 9688, 11795, 12110, 13480, 18872, 23590, 24220, 47180, 48440, 58301, 94360, 116602, 233204, 291505, 408107, 466408, 583010, 816214, 1166020, 1632428, 2040535, 2332040, 3264856, 4081070, 8162140, 16324280]

約数ペア:

[(1, 16324280), (2, 8162140), (4, 4081070), (5, 3264856), (7, 2332040), (8, 2040535), (10, 1632428), (14, 1166020), (20, 816214), (28, 583010), (35, 466408), (40, 408107), (56, 291505), (70, 233204), (140, 116602), (173, 94360), (280, 58301), (337, 48440), (346, 47180), (674, 24220), (692, 23590), (865, 18872), (1211, 13480), (1348, 12110), (1384, 11795), (1685, 9688), (1730, 9436), (2359, 6920), (2422, 6740), (2696, 6055), (3370, 4844), (3460, 4718)]