142739060

素因数分解:

$2^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{8693}}^1$

素因数の和:9523

約数の個数: 24

約数和(自身を含む): 300151656

約数和(自身を除く): 157412596

約数列:

[1, 2, 4, 5, 10, 20, 821, 1642, 3284, 4105, 8210, 8693, 16420, 17386, 34772, 43465, 86930, 173860, 7136953, 14273906, 28547812, 35684765, 71369530, 142739060]

約数ペア:

[(1, 142739060), (2, 71369530), (4, 35684765), (5, 28547812), (10, 14273906), (20, 7136953), (821, 173860), (1642, 86930), (3284, 43465), (4105, 34772), (8210, 17386), (8693, 16420)]