123567340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{719}}^1$

素因数の和:1402

約数の個数: 48

約数和(自身を含む): 280264320

約数和(自身を除く): 156696980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 661, 719, 1322, 1438, 2644, 2876, 3305, 3595, 6610, 7190, 8593, 9347, 13220, 14380, 17186, 18694, 34372, 37388, 42965, 46735, 85930, 93470, 171860, 186940, 475259, 950518, 1901036, 2376295, 4752590, 6178367, 9505180, 12356734, 24713468, 30891835, 61783670, 123567340]

約数ペア:

[(1, 123567340), (2, 61783670), (4, 30891835), (5, 24713468), (10, 12356734), (13, 9505180), (20, 6178367), (26, 4752590), (52, 2376295), (65, 1901036), (130, 950518), (260, 475259), (661, 186940), (719, 171860), (1322, 93470), (1438, 85930), (2644, 46735), (2876, 42965), (3305, 37388), (3595, 34372), (6610, 18694), (7190, 17186), (8593, 14380), (9347, 13220)]