1566596440

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1\times {\mathrm{661}}^1$

素因数の和:1172

約数の個数: 64

約数和(自身を含む): 3560024160

約数和(自身を除く): 1993427720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 307, 386, 614, 661, 772, 965, 1228, 1322, 1535, 1544, 1930, 2456, 2644, 3070, 3305, 3860, 5288, 6140, 6610, 7720, 12280, 13220, 26440, 59251, 118502, 127573, 202927, 237004, 255146, 296255, 405854, 474008, 510292, 592510, 637865, 811708, 1014635, 1020584, 1185020, 1275730, 1623416, 2029270, 2370040, 2551460, 4058540, 5102920, 8117080, 39164911, 78329822, 156659644, 195824555, 313319288, 391649110, 783298220, 1566596440]

約数ペア:

[(1, 1566596440), (2, 783298220), (4, 391649110), (5, 313319288), (8, 195824555), (10, 156659644), (20, 78329822), (40, 39164911), (193, 8117080), (307, 5102920), (386, 4058540), (614, 2551460), (661, 2370040), (772, 2029270), (965, 1623416), (1228, 1275730), (1322, 1185020), (1535, 1020584), (1544, 1014635), (1930, 811708), (2456, 637865), (2644, 592510), (3070, 510292), (3305, 474008), (3860, 405854), (5288, 296255), (6140, 255146), (6610, 237004), (7720, 202927), (12280, 127573), (13220, 118502), (26440, 59251)]