390010

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:957

約数の個数: 16

約数和(自身を含む): 719136

約数和(自身を除く): 329126

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 907, 1814, 4535, 9070, 39001, 78002, 195005, 390010]

約数ペア:

[(1, 390010), (2, 195005), (5, 78002), (10, 39001), (43, 9070), (86, 4535), (215, 1814), (430, 907)]