87306380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{623617}}^1$

素因数の和:623633

約数の個数: 24

約数和(自身を含む): 209535648

約数和(自身を除く): 122229268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 623617, 1247234, 2494468, 3118085, 4365319, 6236170, 8730638, 12472340, 17461276, 21826595, 43653190, 87306380]

約数ペア:

[(1, 87306380), (2, 43653190), (4, 21826595), (5, 17461276), (7, 12472340), (10, 8730638), (14, 6236170), (20, 4365319), (28, 3118085), (35, 2494468), (70, 1247234), (140, 623617)]