895692020

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{463}}^1\times {\mathrm{491}}^1$

素因数の和:1160

約数の個数: 48

約数和(自身を含む): 1898443008

約数和(自身を除く): 1002750988

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 463, 491, 788, 926, 982, 985, 1852, 1964, 1970, 2315, 2455, 3940, 4630, 4910, 9260, 9820, 91211, 96727, 182422, 193454, 227333, 364844, 386908, 454666, 456055, 483635, 909332, 912110, 967270, 1136665, 1824220, 1934540, 2273330, 4546660, 44784601, 89569202, 179138404, 223923005, 447846010, 895692020]

約数ペア:

[(1, 895692020), (2, 447846010), (4, 223923005), (5, 179138404), (10, 89569202), (20, 44784601), (197, 4546660), (394, 2273330), (463, 1934540), (491, 1824220), (788, 1136665), (926, 967270), (982, 912110), (985, 909332), (1852, 483635), (1964, 456055), (1970, 454666), (2315, 386908), (2455, 364844), (3940, 227333), (4630, 193454), (4910, 182422), (9260, 96727), (9820, 91211)]