140438920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{6637}}^1$

素因数の和:6694

約数の個数: 48

約数和(自身を含む): 330373260

約数和(自身を除く): 189934340

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 529, 920, 1058, 2116, 2645, 4232, 5290, 6637, 10580, 13274, 21160, 26548, 33185, 53096, 66370, 132740, 152651, 265480, 305302, 610604, 763255, 1221208, 1526510, 3053020, 3510973, 6106040, 7021946, 14043892, 17554865, 28087784, 35109730, 70219460, 140438920]

約数ペア:

[(1, 140438920), (2, 70219460), (4, 35109730), (5, 28087784), (8, 17554865), (10, 14043892), (20, 7021946), (23, 6106040), (40, 3510973), (46, 3053020), (92, 1526510), (115, 1221208), (184, 763255), (230, 610604), (460, 305302), (529, 265480), (920, 152651), (1058, 132740), (2116, 66370), (2645, 53096), (4232, 33185), (5290, 26548), (6637, 21160), (10580, 13274)]