265889060

素因数分解:

$2^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{16193}}^1$

素因数の和:17023

約数の個数: 24

約数和(自身を含む): 559081656

約数和(自身を除く): 293192596

約数列:

[1, 2, 4, 5, 10, 20, 821, 1642, 3284, 4105, 8210, 16193, 16420, 32386, 64772, 80965, 161930, 323860, 13294453, 26588906, 53177812, 66472265, 132944530, 265889060]

約数ペア:

[(1, 265889060), (2, 132944530), (4, 66472265), (5, 53177812), (10, 26588906), (20, 13294453), (821, 323860), (1642, 161930), (3284, 80965), (4105, 64772), (8210, 32386), (16193, 16420)]