8691060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{20693}}^1$

素因数の和:20712

約数の個数: 48

約数和(自身を含む): 27812736

約数和(自身を除く): 19121676

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 20693, 41386, 62079, 82772, 103465, 124158, 144851, 206930, 248316, 289702, 310395, 413860, 434553, 579404, 620790, 724255, 869106, 1241580, 1448510, 1738212, 2172765, 2897020, 4345530, 8691060]

約数ペア:

[(1, 8691060), (2, 4345530), (3, 2897020), (4, 2172765), (5, 1738212), (6, 1448510), (7, 1241580), (10, 869106), (12, 724255), (14, 620790), (15, 579404), (20, 434553), (21, 413860), (28, 310395), (30, 289702), (35, 248316), (42, 206930), (60, 144851), (70, 124158), (84, 103465), (105, 82772), (140, 62079), (210, 41386), (420, 20693)]