1720931478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{294781}}^1$

素因数の和:294932

約数の個数: 32

約数和(自身を含む): 3961870080

約数和(自身を除く): 2240938602

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 139, 278, 417, 834, 973, 1946, 2919, 5838, 294781, 589562, 884343, 1768686, 2063467, 4126934, 6190401, 12380802, 40974559, 81949118, 122923677, 245847354, 286821913, 573643826, 860465739, 1720931478]

約数ペア:

[(1, 1720931478), (2, 860465739), (3, 573643826), (6, 286821913), (7, 245847354), (14, 122923677), (21, 81949118), (42, 40974559), (139, 12380802), (278, 6190401), (417, 4126934), (834, 2063467), (973, 1768686), (1946, 884343), (2919, 589562), (5838, 294781)]