40568008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{390077}}^1$

素因数の和:390096

約数の個数: 16

約数和(自身を含む): 81916380

約数和(自身を除く): 41348372

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 390077, 780154, 1560308, 3120616, 5071001, 10142002, 20284004, 40568008]

約数ペア:

[(1, 40568008), (2, 20284004), (4, 10142002), (8, 5071001), (13, 3120616), (26, 1560308), (52, 780154), (104, 390077)]