25704020

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{6091}}^1$

素因数の和:6311

約数の個数: 24

約数和(自身を含む): 54243168

約数和(自身を除く): 28539148

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 6091, 12182, 24364, 30455, 60910, 121820, 1285201, 2570402, 5140804, 6426005, 12852010, 25704020]

約数ペア:

[(1, 25704020), (2, 12852010), (4, 6426005), (5, 5140804), (10, 2570402), (20, 1285201), (211, 121820), (422, 60910), (844, 30455), (1055, 24364), (2110, 12182), (4220, 6091)]