2490644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{227}}^1$

素因数の和:455

約数の個数: 24

約数和(自身を含む): 4736928

約数和(自身を除く): 2246284

約数列:

[1, 2, 4, 13, 26, 52, 211, 227, 422, 454, 844, 908, 2743, 2951, 5486, 5902, 10972, 11804, 47897, 95794, 191588, 622661, 1245322, 2490644]

約数ペア:

[(1, 2490644), (2, 1245322), (4, 622661), (13, 191588), (26, 95794), (52, 47897), (211, 11804), (227, 10972), (422, 5902), (454, 5486), (844, 2951), (908, 2743)]