1390088243740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{18211}}^1\times {\mathrm{545231}}^1$

素因数の和:563458

約数の個数: 48

約数和(自身を含む): 3336401101824

約数和(自身を除く): 1946312858084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 18211, 36422, 72844, 91055, 127477, 182110, 254954, 364220, 509908, 545231, 637385, 1090462, 1274770, 2180924, 2549540, 2726155, 3816617, 5452310, 7633234, 10904620, 15266468, 19083085, 38166170, 76332340, 9929201741, 19858403482, 39716806964, 49646008705, 69504412187, 99292017410, 139008824374, 198584034820, 278017648748, 347522060935, 695044121870, 1390088243740]

約数ペア:

[(1, 1390088243740), (2, 695044121870), (4, 347522060935), (5, 278017648748), (7, 198584034820), (10, 139008824374), (14, 99292017410), (20, 69504412187), (28, 49646008705), (35, 39716806964), (70, 19858403482), (140, 9929201741), (18211, 76332340), (36422, 38166170), (72844, 19083085), (91055, 15266468), (127477, 10904620), (182110, 7633234), (254954, 5452310), (364220, 3816617), (509908, 2726155), (545231, 2549540), (637385, 2180924), (1090462, 1274770)]