1275880

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{191}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 2903040

約数和(自身を除く): 1627160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 191, 334, 382, 668, 764, 835, 955, 1336, 1528, 1670, 1910, 3340, 3820, 6680, 7640, 31897, 63794, 127588, 159485, 255176, 318970, 637940, 1275880]

約数ペア:

[(1, 1275880), (2, 637940), (4, 318970), (5, 255176), (8, 159485), (10, 127588), (20, 63794), (40, 31897), (167, 7640), (191, 6680), (334, 3820), (382, 3340), (668, 1910), (764, 1670), (835, 1528), (955, 1336)]