9321340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 22579200

約数和(自身を除く): 13257860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 479, 556, 695, 958, 973, 1390, 1916, 1946, 2395, 2780, 3353, 3892, 4790, 4865, 6706, 9580, 9730, 13412, 16765, 19460, 33530, 66581, 67060, 133162, 266324, 332905, 466067, 665810, 932134, 1331620, 1864268, 2330335, 4660670, 9321340]

約数ペア:

[(1, 9321340), (2, 4660670), (4, 2330335), (5, 1864268), (7, 1331620), (10, 932134), (14, 665810), (20, 466067), (28, 332905), (35, 266324), (70, 133162), (139, 67060), (140, 66581), (278, 33530), (479, 19460), (556, 16765), (695, 13412), (958, 9730), (973, 9580), (1390, 6706), (1916, 4865), (1946, 4790), (2395, 3892), (2780, 3353)]