8713040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{15559}}^1$

素因数の和:15579

約数の個数: 40

約数和(自身を含む): 23153280

約数和(自身を除く): 14440240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 15559, 31118, 62236, 77795, 108913, 124472, 155590, 217826, 248944, 311180, 435652, 544565, 622360, 871304, 1089130, 1244720, 1742608, 2178260, 4356520, 8713040]

約数ペア:

[(1, 8713040), (2, 4356520), (4, 2178260), (5, 1742608), (7, 1244720), (8, 1089130), (10, 871304), (14, 622360), (16, 544565), (20, 435652), (28, 311180), (35, 248944), (40, 217826), (56, 155590), (70, 124472), (80, 108913), (112, 77795), (140, 62236), (280, 31118), (560, 15559)]