9986620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71333}}^1$

素因数の和:71349

約数の個数: 24

約数和(自身を含む): 23968224

約数和(自身を除く): 13981604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 71333, 142666, 285332, 356665, 499331, 713330, 998662, 1426660, 1997324, 2496655, 4993310, 9986620]

約数ペア:

[(1, 9986620), (2, 4993310), (4, 2496655), (5, 1997324), (7, 1426660), (10, 998662), (14, 713330), (20, 499331), (28, 356665), (35, 285332), (70, 142666), (140, 71333)]