320438470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1367}}^1\times {\mathrm{2131}}^1$

素因数の和:3516

約数の個数: 32

約数和(自身を含む): 629980416

約数和(自身を除く): 309541946

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1367, 2131, 2734, 4262, 6835, 10655, 13670, 15037, 21310, 23441, 30074, 46882, 75185, 117205, 150370, 234410, 2913077, 5826154, 14565385, 29130770, 32043847, 64087694, 160219235, 320438470]

約数ペア:

[(1, 320438470), (2, 160219235), (5, 64087694), (10, 32043847), (11, 29130770), (22, 14565385), (55, 5826154), (110, 2913077), (1367, 234410), (2131, 150370), (2734, 117205), (4262, 75185), (6835, 46882), (10655, 30074), (13670, 23441), (15037, 21310)]