2017278440

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{359}}^1\times {\mathrm{2381}}^1$

素因数の和:2810

約数の個数: 64

約数和(自身を含む): 4630608000

約数和(自身を除く): 2613329560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 359, 472, 590, 718, 1180, 1436, 1795, 2360, 2381, 2872, 3590, 4762, 7180, 9524, 11905, 14360, 19048, 21181, 23810, 42362, 47620, 84724, 95240, 105905, 140479, 169448, 211810, 280958, 423620, 561916, 702395, 847240, 854779, 1123832, 1404790, 1709558, 2809580, 3419116, 4273895, 5619160, 6838232, 8547790, 17095580, 34191160, 50431961, 100863922, 201727844, 252159805, 403455688, 504319610, 1008639220, 2017278440]

約数ペア:

[(1, 2017278440), (2, 1008639220), (4, 504319610), (5, 403455688), (8, 252159805), (10, 201727844), (20, 100863922), (40, 50431961), (59, 34191160), (118, 17095580), (236, 8547790), (295, 6838232), (359, 5619160), (472, 4273895), (590, 3419116), (718, 2809580), (1180, 1709558), (1436, 1404790), (1795, 1123832), (2360, 854779), (2381, 847240), (2872, 702395), (3590, 561916), (4762, 423620), (7180, 280958), (9524, 211810), (11905, 169448), (14360, 140479), (19048, 105905), (21181, 95240), (23810, 84724), (42362, 47620)]