394919020

素因数分解:

$2^2\times 5^1\times {\mathrm{829}}^1\times {\mathrm{23819}}^1$

素因数の和:24657

約数の個数: 24

約数和(自身を含む): 830365200

約数和(自身を除く): 435446180

約数列:

[1, 2, 4, 5, 10, 20, 829, 1658, 3316, 4145, 8290, 16580, 23819, 47638, 95276, 119095, 238190, 476380, 19745951, 39491902, 78983804, 98729755, 197459510, 394919020]

約数ペア:

[(1, 394919020), (2, 197459510), (4, 98729755), (5, 78983804), (10, 39491902), (20, 19745951), (829, 476380), (1658, 238190), (3316, 119095), (4145, 95276), (8290, 47638), (16580, 23819)]