2170280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 5840640

約数和(自身を除く): 3670360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 337, 460, 644, 674, 805, 920, 1288, 1348, 1610, 1685, 2359, 2696, 3220, 3370, 4718, 6440, 6740, 7751, 9436, 11795, 13480, 15502, 18872, 23590, 31004, 38755, 47180, 54257, 62008, 77510, 94360, 108514, 155020, 217028, 271285, 310040, 434056, 542570, 1085140, 2170280]

約数ペア:

[(1, 2170280), (2, 1085140), (4, 542570), (5, 434056), (7, 310040), (8, 271285), (10, 217028), (14, 155020), (20, 108514), (23, 94360), (28, 77510), (35, 62008), (40, 54257), (46, 47180), (56, 38755), (70, 31004), (92, 23590), (115, 18872), (140, 15502), (161, 13480), (184, 11795), (230, 9436), (280, 7751), (322, 6740), (337, 6440), (460, 4718), (644, 3370), (674, 3220), (805, 2696), (920, 2359), (1288, 1685), (1348, 1610)]