13888840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{49603}}^1$

素因数の和:49621

約数の個数: 32

約数和(自身を含む): 35714880

約数和(自身を除く): 21826040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 49603, 99206, 198412, 248015, 347221, 396824, 496030, 694442, 992060, 1388884, 1736105, 1984120, 2777768, 3472210, 6944420, 13888840]

約数ペア:

[(1, 13888840), (2, 6944420), (4, 3472210), (5, 2777768), (7, 1984120), (8, 1736105), (10, 1388884), (14, 992060), (20, 694442), (28, 496030), (35, 396824), (40, 347221), (56, 248015), (70, 198412), (140, 99206), (280, 49603)]