2855778820

素因数分解:

$2^2\times 5^1\times {\mathrm{3677}}^1\times {\mathrm{38833}}^1$

素因数の和:42519

約数の個数: 24

約数和(自身を含む): 5998920984

約数和(自身を除く): 3143142164

約数列:

[1, 2, 4, 5, 10, 20, 3677, 7354, 14708, 18385, 36770, 38833, 73540, 77666, 155332, 194165, 388330, 776660, 142788941, 285577882, 571155764, 713944705, 1427889410, 2855778820]

約数ペア:

[(1, 2855778820), (2, 1427889410), (4, 713944705), (5, 571155764), (10, 285577882), (20, 142788941), (3677, 776660), (7354, 388330), (14708, 194165), (18385, 155332), (36770, 77666), (38833, 73540)]