232321820

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1\times {\mathrm{433}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 495072480

約数和(自身を除く): 262750660

約数列:

[1, 2, 4, 5, 10, 20, 139, 193, 278, 386, 433, 556, 695, 772, 866, 965, 1390, 1732, 1930, 2165, 2780, 3860, 4330, 8660, 26827, 53654, 60187, 83569, 107308, 120374, 134135, 167138, 240748, 268270, 300935, 334276, 417845, 536540, 601870, 835690, 1203740, 1671380, 11616091, 23232182, 46464364, 58080455, 116160910, 232321820]

約数ペア:

[(1, 232321820), (2, 116160910), (4, 58080455), (5, 46464364), (10, 23232182), (20, 11616091), (139, 1671380), (193, 1203740), (278, 835690), (386, 601870), (433, 536540), (556, 417845), (695, 334276), (772, 300935), (866, 268270), (965, 240748), (1390, 167138), (1732, 134135), (1930, 120374), (2165, 107308), (2780, 83569), (3860, 60187), (4330, 53654), (8660, 26827)]