55718840

素因数分解:

$2^3\times 5^1\times {\mathrm{383}}^1\times {\mathrm{3637}}^1$

素因数の和:4031

約数の個数: 32

約数和(自身を含む): 125729280

約数和(自身を除く): 70010440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 383, 766, 1532, 1915, 3064, 3637, 3830, 7274, 7660, 14548, 15320, 18185, 29096, 36370, 72740, 145480, 1392971, 2785942, 5571884, 6964855, 11143768, 13929710, 27859420, 55718840]

約数ペア:

[(1, 55718840), (2, 27859420), (4, 13929710), (5, 11143768), (8, 6964855), (10, 5571884), (20, 2785942), (40, 1392971), (383, 145480), (766, 72740), (1532, 36370), (1915, 29096), (3064, 18185), (3637, 15320), (3830, 14548), (7274, 7660)]