40420774

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{5281}}^1$

素因数の和:5415

約数の個数: 16

約数和(自身を含む): 62750160

約数和(自身を除く): 22329386

約数列:

[1, 2, 43, 86, 89, 178, 3827, 5281, 7654, 10562, 227083, 454166, 470009, 940018, 20210387, 40420774]

約数ペア:

[(1, 40420774), (2, 20210387), (43, 940018), (86, 470009), (89, 454166), (178, 227083), (3827, 10562), (5281, 7654)]