91080740

素因数分解:

$2^2\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{3533}}^1$

素因数の和:4831

約数の個数: 24

約数和(自身を含む): 191472120

約数和(自身を除く): 100391380

約数列:

[1, 2, 4, 5, 10, 20, 1289, 2578, 3533, 5156, 6445, 7066, 12890, 14132, 17665, 25780, 35330, 70660, 4554037, 9108074, 18216148, 22770185, 45540370, 91080740]

約数ペア:

[(1, 91080740), (2, 45540370), (4, 22770185), (5, 18216148), (10, 9108074), (20, 4554037), (1289, 70660), (2578, 35330), (3533, 25780), (5156, 17665), (6445, 14132), (7066, 12890)]