40259516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{1423}}^1$

素因数の和:2081

約数の個数: 24

約数和(自身を含む): 77032704

約数和(自身を除く): 36773188

約数列:

[1, 2, 4, 11, 22, 44, 643, 1286, 1423, 2572, 2846, 5692, 7073, 14146, 15653, 28292, 31306, 62612, 914989, 1829978, 3659956, 10064879, 20129758, 40259516]

約数ペア:

[(1, 40259516), (2, 20129758), (4, 10064879), (11, 3659956), (22, 1829978), (44, 914989), (643, 62612), (1286, 31306), (1423, 28292), (2572, 15653), (2846, 14146), (5692, 7073)]