30542960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{54541}}^1$

素因数の和:54561

約数の個数: 40

約数和(自身を含む): 81158496

約数和(自身を除く): 50615536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 54541, 109082, 218164, 272705, 381787, 436328, 545410, 763574, 872656, 1090820, 1527148, 1908935, 2181640, 3054296, 3817870, 4363280, 6108592, 7635740, 15271480, 30542960]

約数ペア:

[(1, 30542960), (2, 15271480), (4, 7635740), (5, 6108592), (7, 4363280), (8, 3817870), (10, 3054296), (14, 2181640), (16, 1908935), (20, 1527148), (28, 1090820), (35, 872656), (40, 763574), (56, 545410), (70, 436328), (80, 381787), (112, 272705), (140, 218164), (280, 109082), (560, 54541)]