1665236440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{5947273}}^1$

素因数の和:5947291

約数の個数: 32

約数和(自身を含む): 4282037280

約数和(自身を除く): 2616800840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 5947273, 11894546, 23789092, 29736365, 41630911, 47578184, 59472730, 83261822, 118945460, 166523644, 208154555, 237890920, 333047288, 416309110, 832618220, 1665236440]

約数ペア:

[(1, 1665236440), (2, 832618220), (4, 416309110), (5, 333047288), (7, 237890920), (8, 208154555), (10, 166523644), (14, 118945460), (20, 83261822), (28, 59472730), (35, 47578184), (40, 41630911), (56, 29736365), (70, 23789092), (140, 11894546), (280, 5947273)]