31378340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{224131}}^1$

素因数の和:224147

約数の個数: 24

約数和(自身を含む): 75308352

約数和(自身を除く): 43930012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 224131, 448262, 896524, 1120655, 1568917, 2241310, 3137834, 4482620, 6275668, 7844585, 15689170, 31378340]

約数ペア:

[(1, 31378340), (2, 15689170), (4, 7844585), (5, 6275668), (7, 4482620), (10, 3137834), (14, 2241310), (20, 1568917), (28, 1120655), (35, 896524), (70, 448262), (140, 224131)]