2013011780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7742353}}^1$

素因数の和:7742375

約数の個数: 24

約数和(自身を含む): 4552504152

約数和(自身を除く): 2539492372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7742353, 15484706, 30969412, 38711765, 77423530, 100650589, 154847060, 201301178, 402602356, 503252945, 1006505890, 2013011780]

約数ペア:

[(1, 2013011780), (2, 1006505890), (4, 503252945), (5, 402602356), (10, 201301178), (13, 154847060), (20, 100650589), (26, 77423530), (52, 38711765), (65, 30969412), (130, 15484706), (260, 7742353)]