39418960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1637}}^1$

素因数の和:1700

約数の個数: 80

約数和(自身を含む): 107243136

約数和(自身を除く): 67824176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 560, 602, 688, 860, 1204, 1505, 1637, 1720, 2408, 3010, 3274, 3440, 4816, 6020, 6548, 8185, 11459, 12040, 13096, 16370, 22918, 24080, 26192, 32740, 45836, 57295, 65480, 70391, 91672, 114590, 130960, 140782, 183344, 229180, 281564, 351955, 458360, 492737, 563128, 703910, 916720, 985474, 1126256, 1407820, 1970948, 2463685, 2815640, 3941896, 4927370, 5631280, 7883792, 9854740, 19709480, 39418960]

約数ペア:

[(1, 39418960), (2, 19709480), (4, 9854740), (5, 7883792), (7, 5631280), (8, 4927370), (10, 3941896), (14, 2815640), (16, 2463685), (20, 1970948), (28, 1407820), (35, 1126256), (40, 985474), (43, 916720), (56, 703910), (70, 563128), (80, 492737), (86, 458360), (112, 351955), (140, 281564), (172, 229180), (215, 183344), (280, 140782), (301, 130960), (344, 114590), (430, 91672), (560, 70391), (602, 65480), (688, 57295), (860, 45836), (1204, 32740), (1505, 26192), (1637, 24080), (1720, 22918), (2408, 16370), (3010, 13096), (3274, 12040), (3440, 11459), (4816, 8185), (6020, 6548)]