339916940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{9479}}^1$

素因数の和:9662

約数の個数: 48

約数和(自身を含む): 783578880

約数和(自身を除く): 443661940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 163, 220, 326, 652, 815, 1630, 1793, 3260, 3586, 7172, 8965, 9479, 17930, 18958, 35860, 37916, 47395, 94790, 104269, 189580, 208538, 417076, 521345, 1042690, 1545077, 2085380, 3090154, 6180308, 7725385, 15450770, 16995847, 30901540, 33991694, 67983388, 84979235, 169958470, 339916940]

約数ペア:

[(1, 339916940), (2, 169958470), (4, 84979235), (5, 67983388), (10, 33991694), (11, 30901540), (20, 16995847), (22, 15450770), (44, 7725385), (55, 6180308), (110, 3090154), (163, 2085380), (220, 1545077), (326, 1042690), (652, 521345), (815, 417076), (1630, 208538), (1793, 189580), (3260, 104269), (3586, 94790), (7172, 47395), (8965, 37916), (9479, 35860), (17930, 18958)]