7663180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{431}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 18579456

約数和(自身を除く): 10916276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 431, 508, 635, 862, 889, 1270, 1724, 1778, 2155, 2540, 3017, 3556, 4310, 4445, 6034, 8620, 8890, 12068, 15085, 17780, 30170, 54737, 60340, 109474, 218948, 273685, 383159, 547370, 766318, 1094740, 1532636, 1915795, 3831590, 7663180]

約数ペア:

[(1, 7663180), (2, 3831590), (4, 1915795), (5, 1532636), (7, 1094740), (10, 766318), (14, 547370), (20, 383159), (28, 273685), (35, 218948), (70, 109474), (127, 60340), (140, 54737), (254, 30170), (431, 17780), (508, 15085), (635, 12068), (862, 8890), (889, 8620), (1270, 6034), (1724, 4445), (1778, 4310), (2155, 3556), (2540, 3017)]