8139180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19379}}^1$

素因数の和:19398

約数の個数: 48

約数和(自身を含む): 26046720

約数和(自身を除く): 17907540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 19379, 38758, 58137, 77516, 96895, 116274, 135653, 193790, 232548, 271306, 290685, 387580, 406959, 542612, 581370, 678265, 813918, 1162740, 1356530, 1627836, 2034795, 2713060, 4069590, 8139180]

約数ペア:

[(1, 8139180), (2, 4069590), (3, 2713060), (4, 2034795), (5, 1627836), (6, 1356530), (7, 1162740), (10, 813918), (12, 678265), (14, 581370), (15, 542612), (20, 406959), (21, 387580), (28, 290685), (30, 271306), (35, 232548), (42, 193790), (60, 135653), (70, 116274), (84, 96895), (105, 77516), (140, 58137), (210, 38758), (420, 19379)]