57798340

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{26513}}^1$

素因数の和:26631

約数の個数: 24

約数和(自身を含む): 122494680

約数和(自身を除く): 64696340

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 26513, 53026, 106052, 132565, 265130, 530260, 2889917, 5779834, 11559668, 14449585, 28899170, 57798340]

約数ペア:

[(1, 57798340), (2, 28899170), (4, 14449585), (5, 11559668), (10, 5779834), (20, 2889917), (109, 530260), (218, 265130), (436, 132565), (545, 106052), (1090, 53026), (2180, 26513)]