38455820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{419}}^1$

素因数の和:794

約数の個数: 48

約数和(自身を含む): 87423840

約数和(自身を除く): 48968020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 353, 419, 706, 838, 1412, 1676, 1765, 2095, 3530, 4190, 4589, 5447, 7060, 8380, 9178, 10894, 18356, 21788, 22945, 27235, 45890, 54470, 91780, 108940, 147907, 295814, 591628, 739535, 1479070, 1922791, 2958140, 3845582, 7691164, 9613955, 19227910, 38455820]

約数ペア:

[(1, 38455820), (2, 19227910), (4, 9613955), (5, 7691164), (10, 3845582), (13, 2958140), (20, 1922791), (26, 1479070), (52, 739535), (65, 591628), (130, 295814), (260, 147907), (353, 108940), (419, 91780), (706, 54470), (838, 45890), (1412, 27235), (1676, 22945), (1765, 21788), (2095, 18356), (3530, 10894), (4190, 9178), (4589, 8380), (5447, 7060)]