521005540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1031}}^1\times {\mathrm{2297}}^1$

素因数の和:3348

約数の個数: 48

約数和(自身を含む): 1195254144

約数和(自身を除く): 674248604

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1031, 2062, 2297, 4124, 4594, 5155, 9188, 10310, 11341, 11485, 20620, 22682, 22970, 25267, 45364, 45940, 50534, 56705, 101068, 113410, 126335, 226820, 252670, 505340, 2368207, 4736414, 9472828, 11841035, 23682070, 26050277, 47364140, 52100554, 104201108, 130251385, 260502770, 521005540]

約数ペア:

[(1, 521005540), (2, 260502770), (4, 130251385), (5, 104201108), (10, 52100554), (11, 47364140), (20, 26050277), (22, 23682070), (44, 11841035), (55, 9472828), (110, 4736414), (220, 2368207), (1031, 505340), (2062, 252670), (2297, 226820), (4124, 126335), (4594, 113410), (5155, 101068), (9188, 56705), (10310, 50534), (11341, 45940), (11485, 45364), (20620, 25267), (22682, 22970)]