69426460

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{31847}}^1$

素因数の和:31965

約数の個数: 24

約数和(自身を含む): 147137760

約数和(自身を除く): 77711300

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 31847, 63694, 127388, 159235, 318470, 636940, 3471323, 6942646, 13885292, 17356615, 34713230, 69426460]

約数ペア:

[(1, 69426460), (2, 34713230), (4, 17356615), (5, 13885292), (10, 6942646), (20, 3471323), (109, 636940), (218, 318470), (436, 159235), (545, 127388), (1090, 63694), (2180, 31847)]