1640984912

素因数分解:

$2^4\times 7^2\times {\mathrm{61}}^1\times {\mathrm{34313}}^1$

素因数の和:34396

約数の個数: 60

約数和(自身を含む): 3759235956

約数和(自身を除く): 2118251044

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 61, 98, 112, 122, 196, 244, 392, 427, 488, 784, 854, 976, 1708, 2989, 3416, 5978, 6832, 11956, 23912, 34313, 47824, 68626, 137252, 240191, 274504, 480382, 549008, 960764, 1681337, 1921528, 2093093, 3362674, 3843056, 4186186, 6725348, 8372372, 13450696, 14651651, 16744744, 26901392, 29303302, 33489488, 58606604, 102561557, 117213208, 205123114, 234426416, 410246228, 820492456, 1640984912]

約数ペア:

[(1, 1640984912), (2, 820492456), (4, 410246228), (7, 234426416), (8, 205123114), (14, 117213208), (16, 102561557), (28, 58606604), (49, 33489488), (56, 29303302), (61, 26901392), (98, 16744744), (112, 14651651), (122, 13450696), (196, 8372372), (244, 6725348), (392, 4186186), (427, 3843056), (488, 3362674), (784, 2093093), (854, 1921528), (976, 1681337), (1708, 960764), (2989, 549008), (3416, 480382), (5978, 274504), (6832, 240191), (11956, 137252), (23912, 68626), (34313, 47824)]