74658640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{133319}}^1$

素因数の和:133339

約数の個数: 40

約数和(自身を含む): 198380160

約数和(自身を除く): 123721520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 133319, 266638, 533276, 666595, 933233, 1066552, 1333190, 1866466, 2133104, 2666380, 3732932, 4666165, 5332760, 7465864, 9332330, 10665520, 14931728, 18664660, 37329320, 74658640]

約数ペア:

[(1, 74658640), (2, 37329320), (4, 18664660), (5, 14931728), (7, 10665520), (8, 9332330), (10, 7465864), (14, 5332760), (16, 4666165), (20, 3732932), (28, 2666380), (35, 2133104), (40, 1866466), (56, 1333190), (70, 1066552), (80, 933233), (112, 666595), (140, 533276), (280, 266638), (560, 133319)]