7888580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{67}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 19900608

約数和(自身を除く): 12012028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 67, 70, 116, 134, 140, 145, 203, 268, 290, 335, 406, 469, 580, 670, 812, 841, 938, 1015, 1340, 1682, 1876, 1943, 2030, 2345, 3364, 3886, 4060, 4205, 4690, 5887, 7772, 8410, 9380, 9715, 11774, 13601, 16820, 19430, 23548, 27202, 29435, 38860, 54404, 56347, 58870, 68005, 112694, 117740, 136010, 225388, 272020, 281735, 394429, 563470, 788858, 1126940, 1577716, 1972145, 3944290, 7888580]

約数ペア:

[(1, 7888580), (2, 3944290), (4, 1972145), (5, 1577716), (7, 1126940), (10, 788858), (14, 563470), (20, 394429), (28, 281735), (29, 272020), (35, 225388), (58, 136010), (67, 117740), (70, 112694), (116, 68005), (134, 58870), (140, 56347), (145, 54404), (203, 38860), (268, 29435), (290, 27202), (335, 23548), (406, 19430), (469, 16820), (580, 13601), (670, 11774), (812, 9715), (841, 9380), (938, 8410), (1015, 7772), (1340, 5887), (1682, 4690), (1876, 4205), (1943, 4060), (2030, 3886), (2345, 3364)]