12124420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7873}}^1$

素因数の和:7900

約数の個数: 48

約数和(自身を含む): 31747968

約数和(自身を除く): 19623548

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 7873, 15746, 31492, 39365, 55111, 78730, 86603, 110222, 157460, 173206, 220444, 275555, 346412, 433015, 551110, 606221, 866030, 1102220, 1212442, 1732060, 2424884, 3031105, 6062210, 12124420]

約数ペア:

[(1, 12124420), (2, 6062210), (4, 3031105), (5, 2424884), (7, 1732060), (10, 1212442), (11, 1102220), (14, 866030), (20, 606221), (22, 551110), (28, 433015), (35, 346412), (44, 275555), (55, 220444), (70, 173206), (77, 157460), (110, 110222), (140, 86603), (154, 78730), (220, 55111), (308, 39365), (385, 31492), (770, 15746), (1540, 7873)]