380097380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1461913}}^1$

素因数の和:1461935

約数の個数: 24

約数和(自身を含む): 859605432

約数和(自身を除く): 479508052

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1461913, 2923826, 5847652, 7309565, 14619130, 19004869, 29238260, 38009738, 76019476, 95024345, 190048690, 380097380]

約数ペア:

[(1, 380097380), (2, 190048690), (4, 95024345), (5, 76019476), (10, 38009738), (13, 29238260), (20, 19004869), (26, 14619130), (52, 7309565), (65, 5847652), (130, 2923826), (260, 1461913)]