25272020

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{2741}}^1$

素因数の和:3211

約数の個数: 24

約数和(自身を含む): 53205768

約数和(自身を除く): 27933748

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1844, 2305, 2741, 4610, 5482, 9220, 10964, 13705, 27410, 54820, 1263601, 2527202, 5054404, 6318005, 12636010, 25272020]

約数ペア:

[(1, 25272020), (2, 12636010), (4, 6318005), (5, 5054404), (10, 2527202), (20, 1263601), (461, 54820), (922, 27410), (1844, 13705), (2305, 10964), (2741, 9220), (4610, 5482)]