408031340

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{304501}}^1$

素因数の和:304577

約数の個数: 24

約数和(自身を含む): 869657712

約数和(自身を除く): 461626372

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 304501, 609002, 1218004, 1522505, 3045010, 6090020, 20401567, 40803134, 81606268, 102007835, 204015670, 408031340]

約数ペア:

[(1, 408031340), (2, 204015670), (4, 102007835), (5, 81606268), (10, 40803134), (20, 20401567), (67, 6090020), (134, 3045010), (268, 1522505), (335, 1218004), (670, 609002), (1340, 304501)]