157920730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{130513}}^1$

素因数の和:130542

約数の個数: 24

約数和(自身を含む): 312450516

約数和(自身を除く): 154529786

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 130513, 261026, 652565, 1305130, 1435643, 2871286, 7178215, 14356430, 15792073, 31584146, 78960365, 157920730]

約数ペア:

[(1, 157920730), (2, 78960365), (5, 31584146), (10, 15792073), (11, 14356430), (22, 7178215), (55, 2871286), (110, 1435643), (121, 1305130), (242, 652565), (605, 261026), (1210, 130513)]