13405040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15233}}^1$

素因数の和:15257

約数の個数: 40

約数和(自身を含む): 34002288

約数和(自身を除く): 20597248

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 15233, 30466, 60932, 76165, 121864, 152330, 167563, 243728, 304660, 335126, 609320, 670252, 837815, 1218640, 1340504, 1675630, 2681008, 3351260, 6702520, 13405040]

約数ペア:

[(1, 13405040), (2, 6702520), (4, 3351260), (5, 2681008), (8, 1675630), (10, 1340504), (11, 1218640), (16, 837815), (20, 670252), (22, 609320), (40, 335126), (44, 304660), (55, 243728), (80, 167563), (88, 152330), (110, 121864), (176, 76165), (220, 60932), (440, 30466), (880, 15233)]