8133020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 20435184

約数和(自身を除く): 12302164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 193, 196, 215, 245, 301, 386, 430, 490, 602, 772, 860, 965, 980, 1204, 1351, 1505, 1930, 2107, 2702, 3010, 3860, 4214, 5404, 6020, 6755, 8299, 8428, 9457, 10535, 13510, 16598, 18914, 21070, 27020, 33196, 37828, 41495, 42140, 47285, 58093, 82990, 94570, 116186, 165980, 189140, 232372, 290465, 406651, 580930, 813302, 1161860, 1626604, 2033255, 4066510, 8133020]

約数ペア:

[(1, 8133020), (2, 4066510), (4, 2033255), (5, 1626604), (7, 1161860), (10, 813302), (14, 580930), (20, 406651), (28, 290465), (35, 232372), (43, 189140), (49, 165980), (70, 116186), (86, 94570), (98, 82990), (140, 58093), (172, 47285), (193, 42140), (196, 41495), (215, 37828), (245, 33196), (301, 27020), (386, 21070), (430, 18914), (490, 16598), (602, 13510), (772, 10535), (860, 9457), (965, 8428), (980, 8299), (1204, 6755), (1351, 6020), (1505, 5404), (1930, 4214), (2107, 3860), (2702, 3010)]