8569040

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:156

約数の個数: 80

約数和(自身を含む): 21212928

約数和(自身を除く): 12643888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 47, 53, 80, 86, 94, 106, 172, 188, 212, 215, 235, 265, 344, 376, 424, 430, 470, 530, 688, 752, 848, 860, 940, 1060, 1720, 1880, 2021, 2120, 2279, 2491, 3440, 3760, 4042, 4240, 4558, 4982, 8084, 9116, 9964, 10105, 11395, 12455, 16168, 18232, 19928, 20210, 22790, 24910, 32336, 36464, 39856, 40420, 45580, 49820, 80840, 91160, 99640, 107113, 161680, 182320, 199280, 214226, 428452, 535565, 856904, 1071130, 1713808, 2142260, 4284520, 8569040]

約数ペア:

[(1, 8569040), (2, 4284520), (4, 2142260), (5, 1713808), (8, 1071130), (10, 856904), (16, 535565), (20, 428452), (40, 214226), (43, 199280), (47, 182320), (53, 161680), (80, 107113), (86, 99640), (94, 91160), (106, 80840), (172, 49820), (188, 45580), (212, 40420), (215, 39856), (235, 36464), (265, 32336), (344, 24910), (376, 22790), (424, 20210), (430, 19928), (470, 18232), (530, 16168), (688, 12455), (752, 11395), (848, 10105), (860, 9964), (940, 9116), (1060, 8084), (1720, 4982), (1880, 4558), (2021, 4240), (2120, 4042), (2279, 3760), (2491, 3440)]