109077640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{389563}}^1$

素因数の和:389581

約数の個数: 32

約数和(自身を含む): 280486080

約数和(自身を除く): 171408440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 389563, 779126, 1558252, 1947815, 2726941, 3116504, 3895630, 5453882, 7791260, 10907764, 13634705, 15582520, 21815528, 27269410, 54538820, 109077640]

約数ペア:

[(1, 109077640), (2, 54538820), (4, 27269410), (5, 21815528), (7, 15582520), (8, 13634705), (10, 10907764), (14, 7791260), (20, 5453882), (28, 3895630), (35, 3116504), (40, 2726941), (56, 1947815), (70, 1558252), (140, 779126), (280, 389563)]