1947796130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1\times {\mathrm{1031}}^1$

素因数の和:1379

約数の個数: 64

約数和(自身を含む): 4060564992

約数和(自身を除く): 2112768862

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 137, 197, 274, 394, 685, 959, 985, 1031, 1370, 1379, 1918, 1970, 2062, 2758, 4795, 5155, 6895, 7217, 9590, 10310, 13790, 14434, 26989, 36085, 53978, 72170, 134945, 141247, 188923, 203107, 269890, 282494, 377846, 406214, 706235, 944615, 988729, 1015535, 1412470, 1421749, 1889230, 1977458, 2031070, 2843498, 4943645, 7108745, 9887290, 14217490, 27825659, 55651318, 139128295, 194779613, 278256590, 389559226, 973898065, 1947796130]

約数ペア:

[(1, 1947796130), (2, 973898065), (5, 389559226), (7, 278256590), (10, 194779613), (14, 139128295), (35, 55651318), (70, 27825659), (137, 14217490), (197, 9887290), (274, 7108745), (394, 4943645), (685, 2843498), (959, 2031070), (985, 1977458), (1031, 1889230), (1370, 1421749), (1379, 1412470), (1918, 1015535), (1970, 988729), (2062, 944615), (2758, 706235), (4795, 406214), (5155, 377846), (6895, 282494), (7217, 269890), (9590, 203107), (10310, 188923), (13790, 141247), (14434, 134945), (26989, 72170), (36085, 53978)]