1770640

素因数分解:

$2^4\times 5^1\times {\mathrm{22133}}^1$

素因数の和:22146

約数の個数: 20

約数和(自身を含む): 4116924

約数和(自身を除く): 2346284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 22133, 44266, 88532, 110665, 177064, 221330, 354128, 442660, 885320, 1770640]

約数ペア:

[(1, 1770640), (2, 885320), (4, 442660), (5, 354128), (8, 221330), (10, 177064), (16, 110665), (20, 88532), (40, 44266), (80, 22133)]