23700440

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2657}}^1$

素因数の和:2891

約数の個数: 32

約数和(自身を含む): 53585280

約数和(自身を除く): 29884840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 2657, 4460, 5314, 8920, 10628, 13285, 21256, 26570, 53140, 106280, 592511, 1185022, 2370044, 2962555, 4740088, 5925110, 11850220, 23700440]

約数ペア:

[(1, 23700440), (2, 11850220), (4, 5925110), (5, 4740088), (8, 2962555), (10, 2370044), (20, 1185022), (40, 592511), (223, 106280), (446, 53140), (892, 26570), (1115, 21256), (1784, 13285), (2230, 10628), (2657, 8920), (4460, 5314)]