8943620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{331}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 21641088

約数和(自身を除く): 12697468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 193, 331, 386, 662, 772, 965, 1324, 1351, 1655, 1930, 2317, 2702, 3310, 3860, 4634, 5404, 6620, 6755, 9268, 11585, 13510, 23170, 27020, 46340, 63883, 127766, 255532, 319415, 447181, 638830, 894362, 1277660, 1788724, 2235905, 4471810, 8943620]

約数ペア:

[(1, 8943620), (2, 4471810), (4, 2235905), (5, 1788724), (7, 1277660), (10, 894362), (14, 638830), (20, 447181), (28, 319415), (35, 255532), (70, 127766), (140, 63883), (193, 46340), (331, 27020), (386, 23170), (662, 13510), (772, 11585), (965, 9268), (1324, 6755), (1351, 6620), (1655, 5404), (1930, 4634), (2317, 3860), (2702, 3310)]