489791984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{4943}}^1$

素因数の和:5525

約数の個数: 40

約数和(自身を含む): 1037290752

約数和(自身を除く): 547498768

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 563, 1126, 2252, 4504, 4943, 6193, 9008, 9886, 12386, 19772, 24772, 39544, 49544, 54373, 79088, 99088, 108746, 217492, 434984, 869968, 2782909, 5565818, 11131636, 22263272, 30611999, 44526544, 61223998, 122447996, 244895992, 489791984]

約数ペア:

[(1, 489791984), (2, 244895992), (4, 122447996), (8, 61223998), (11, 44526544), (16, 30611999), (22, 22263272), (44, 11131636), (88, 5565818), (176, 2782909), (563, 869968), (1126, 434984), (2252, 217492), (4504, 108746), (4943, 99088), (6193, 79088), (9008, 54373), (9886, 49544), (12386, 39544), (19772, 24772)]