31288892540

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{14352703}}^1$

素因数の和:14352821

約数の個数: 24

約数和(自身を含む): 66309492480

約数和(自身を除く): 35020599940

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 14352703, 28705406, 57410812, 71763515, 143527030, 287054060, 1564444627, 3128889254, 6257778508, 7822223135, 15644446270, 31288892540]

約数ペア:

[(1, 31288892540), (2, 15644446270), (4, 7822223135), (5, 6257778508), (10, 3128889254), (20, 1564444627), (109, 287054060), (218, 143527030), (436, 71763515), (545, 57410812), (1090, 28705406), (2180, 14352703)]