2015231660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7750891}}^1$

素因数の和:7750913

約数の個数: 24

約数和(自身を含む): 4557524496

約数和(自身を除く): 2542292836

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7750891, 15501782, 31003564, 38754455, 77508910, 100761583, 155017820, 201523166, 403046332, 503807915, 1007615830, 2015231660]

約数ペア:

[(1, 2015231660), (2, 1007615830), (4, 503807915), (5, 403046332), (10, 201523166), (13, 155017820), (20, 100761583), (26, 77508910), (52, 38754455), (65, 31003564), (130, 15501782), (260, 7750891)]