1085140

素因数分解:

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

素因数の和:376

約数の個数: 48

約数和(自身を含む): 2725632

約数和(自身を除く): 1640492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 337, 460, 644, 674, 805, 1348, 1610, 1685, 2359, 3220, 3370, 4718, 6740, 7751, 9436, 11795, 15502, 23590, 31004, 38755, 47180, 54257, 77510, 108514, 155020, 217028, 271285, 542570, 1085140]

約数ペア:

[(1, 1085140), (2, 542570), (4, 271285), (5, 217028), (7, 155020), (10, 108514), (14, 77510), (20, 54257), (23, 47180), (28, 38755), (35, 31004), (46, 23590), (70, 15502), (92, 11795), (115, 9436), (140, 7751), (161, 6740), (230, 4718), (322, 3370), (337, 3220), (460, 2359), (644, 1685), (674, 1610), (805, 1348)]