121802840

素因数分解:

$2^3\times 5^1\times {\mathrm{887}}^1\times {\mathrm{3433}}^1$

素因数の和:4331

約数の個数: 32

約数和(自身を含む): 274445280

約数和(自身を除く): 152642440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 887, 1774, 3433, 3548, 4435, 6866, 7096, 8870, 13732, 17165, 17740, 27464, 34330, 35480, 68660, 137320, 3045071, 6090142, 12180284, 15225355, 24360568, 30450710, 60901420, 121802840]

約数ペア:

[(1, 121802840), (2, 60901420), (4, 30450710), (5, 24360568), (8, 15225355), (10, 12180284), (20, 6090142), (40, 3045071), (887, 137320), (1774, 68660), (3433, 35480), (3548, 34330), (4435, 27464), (6866, 17740), (7096, 17165), (8870, 13732)]