73821340

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{33863}}^1$

素因数の和:33981

約数の個数: 24

約数和(自身を含む): 156451680

約数和(自身を除く): 82630340

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 33863, 67726, 135452, 169315, 338630, 677260, 3691067, 7382134, 14764268, 18455335, 36910670, 73821340]

約数ペア:

[(1, 73821340), (2, 36910670), (4, 18455335), (5, 14764268), (10, 7382134), (20, 3691067), (109, 677260), (218, 338630), (436, 169315), (545, 135452), (1090, 67726), (2180, 33863)]