8469820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 19353600

約数和(自身を除く): 10883780

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 719, 1178, 1438, 2356, 2876, 2945, 3595, 5890, 7190, 11780, 13661, 14380, 22289, 27322, 44578, 54644, 68305, 89156, 111445, 136610, 222890, 273220, 423491, 445780, 846982, 1693964, 2117455, 4234910, 8469820]

約数ペア:

[(1, 8469820), (2, 4234910), (4, 2117455), (5, 1693964), (10, 846982), (19, 445780), (20, 423491), (31, 273220), (38, 222890), (62, 136610), (76, 111445), (95, 89156), (124, 68305), (155, 54644), (190, 44578), (310, 27322), (380, 22289), (589, 14380), (620, 13661), (719, 11780), (1178, 7190), (1438, 5890), (2356, 3595), (2876, 2945)]