40679240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{145283}}^1$

素因数の和:145301

約数の個数: 32

約数和(自身を含む): 104604480

約数和(自身を除く): 63925240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 145283, 290566, 581132, 726415, 1016981, 1162264, 1452830, 2033962, 2905660, 4067924, 5084905, 5811320, 8135848, 10169810, 20339620, 40679240]

約数ペア:

[(1, 40679240), (2, 20339620), (4, 10169810), (5, 8135848), (7, 5811320), (8, 5084905), (10, 4067924), (14, 2905660), (20, 2033962), (28, 1452830), (35, 1162264), (40, 1016981), (56, 726415), (70, 581132), (140, 290566), (280, 145283)]