8108840

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2777}}^1$

素因数の和:2861

約数の個数: 32

約数和(自身を含む): 18501480

約数和(自身を除く): 10392640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2777, 2920, 5554, 11108, 13885, 22216, 27770, 55540, 111080, 202721, 405442, 810884, 1013605, 1621768, 2027210, 4054420, 8108840]

約数ペア:

[(1, 8108840), (2, 4054420), (4, 2027210), (5, 1621768), (8, 1013605), (10, 810884), (20, 405442), (40, 202721), (73, 111080), (146, 55540), (292, 27770), (365, 22216), (584, 13885), (730, 11108), (1460, 5554), (2777, 2920)]