40398652

素因数分解:

$2^2\times 7^1\times {\mathrm{1109}}^1\times {\mathrm{1301}}^1$

素因数の和:2421

約数の個数: 24

約数和(自身を含む): 80932320

約数和(自身を除く): 40533668

約数列:

[1, 2, 4, 7, 14, 28, 1109, 1301, 2218, 2602, 4436, 5204, 7763, 9107, 15526, 18214, 31052, 36428, 1442809, 2885618, 5771236, 10099663, 20199326, 40398652]

約数ペア:

[(1, 40398652), (2, 20199326), (4, 10099663), (7, 5771236), (14, 2885618), (28, 1442809), (1109, 36428), (1301, 31052), (2218, 18214), (2602, 15526), (4436, 9107), (5204, 7763)]