179632420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{2099}}^1$

素因数の和:2508

約数の個数: 48

約数和(自身を含む): 412776000

約数和(自身を除く): 233143580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 389, 778, 1556, 1945, 2099, 3890, 4198, 4279, 7780, 8396, 8558, 10495, 17116, 20990, 21395, 23089, 41980, 42790, 46178, 85580, 92356, 115445, 230890, 461780, 816511, 1633022, 3266044, 4082555, 8165110, 8981621, 16330220, 17963242, 35926484, 44908105, 89816210, 179632420]

約数ペア:

[(1, 179632420), (2, 89816210), (4, 44908105), (5, 35926484), (10, 17963242), (11, 16330220), (20, 8981621), (22, 8165110), (44, 4082555), (55, 3266044), (110, 1633022), (220, 816511), (389, 461780), (778, 230890), (1556, 115445), (1945, 92356), (2099, 85580), (3890, 46178), (4198, 42790), (4279, 41980), (7780, 23089), (8396, 21395), (8558, 20990), (10495, 17116)]