268559620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1918283}}^1$

素因数の和:1918299

約数の個数: 24

約数和(自身を含む): 644543424

約数和(自身を除く): 375983804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1918283, 3836566, 7673132, 9591415, 13427981, 19182830, 26855962, 38365660, 53711924, 67139905, 134279810, 268559620]

約数ペア:

[(1, 268559620), (2, 134279810), (4, 67139905), (5, 53711924), (7, 38365660), (10, 26855962), (14, 19182830), (20, 13427981), (28, 9591415), (35, 7673132), (70, 3836566), (140, 1918283)]