42055720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:567

約数の個数: 96

約数和(自身を含む): 112860000

約数和(自身を除く): 70804280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 49, 56, 70, 86, 98, 140, 172, 196, 215, 245, 280, 301, 344, 392, 430, 490, 499, 602, 860, 980, 998, 1204, 1505, 1720, 1960, 1996, 2107, 2408, 2495, 3010, 3493, 3992, 4214, 4990, 6020, 6986, 8428, 9980, 10535, 12040, 13972, 16856, 17465, 19960, 21070, 21457, 24451, 27944, 34930, 42140, 42914, 48902, 69860, 84280, 85828, 97804, 107285, 122255, 139720, 150199, 171656, 195608, 214570, 244510, 300398, 429140, 489020, 600796, 750995, 858280, 978040, 1051393, 1201592, 1501990, 2102786, 3003980, 4205572, 5256965, 6007960, 8411144, 10513930, 21027860, 42055720]

約数ペア:

[(1, 42055720), (2, 21027860), (4, 10513930), (5, 8411144), (7, 6007960), (8, 5256965), (10, 4205572), (14, 3003980), (20, 2102786), (28, 1501990), (35, 1201592), (40, 1051393), (43, 978040), (49, 858280), (56, 750995), (70, 600796), (86, 489020), (98, 429140), (140, 300398), (172, 244510), (196, 214570), (215, 195608), (245, 171656), (280, 150199), (301, 139720), (344, 122255), (392, 107285), (430, 97804), (490, 85828), (499, 84280), (602, 69860), (860, 48902), (980, 42914), (998, 42140), (1204, 34930), (1505, 27944), (1720, 24451), (1960, 21457), (1996, 21070), (2107, 19960), (2408, 17465), (2495, 16856), (3010, 13972), (3493, 12040), (3992, 10535), (4214, 9980), (4990, 8428), (6020, 6986)]