9462740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{263}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 22885632

約数和(自身を除く): 13422892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 263, 514, 526, 1028, 1052, 1285, 1315, 1799, 1841, 2570, 2630, 3598, 3682, 5140, 5260, 7196, 7364, 8995, 9205, 17990, 18410, 35980, 36820, 67591, 135182, 270364, 337955, 473137, 675910, 946274, 1351820, 1892548, 2365685, 4731370, 9462740]

約数ペア:

[(1, 9462740), (2, 4731370), (4, 2365685), (5, 1892548), (7, 1351820), (10, 946274), (14, 675910), (20, 473137), (28, 337955), (35, 270364), (70, 135182), (140, 67591), (257, 36820), (263, 35980), (514, 18410), (526, 17990), (1028, 9205), (1052, 8995), (1285, 7364), (1315, 7196), (1799, 5260), (1841, 5140), (2570, 3682), (2630, 3598)]