1421639240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{5077283}}^1$

素因数の和:5077301

約数の個数: 32

約数和(自身を含む): 3655644480

約数和(自身を除く): 2234005240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 5077283, 10154566, 20309132, 25386415, 35540981, 40618264, 50772830, 71081962, 101545660, 142163924, 177704905, 203091320, 284327848, 355409810, 710819620, 1421639240]

約数ペア:

[(1, 1421639240), (2, 710819620), (4, 355409810), (5, 284327848), (7, 203091320), (8, 177704905), (10, 142163924), (14, 101545660), (20, 71081962), (28, 50772830), (35, 40618264), (40, 35540981), (56, 25386415), (70, 20309132), (140, 10154566), (280, 5077283)]