6736520

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{491}}^1$

素因数の和:523

約数の個数: 64

約数和(自身を含む): 17712000

約数和(自身を除く): 10975480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 491, 686, 980, 982, 1372, 1715, 1960, 1964, 2455, 2744, 3430, 3437, 3928, 4910, 6860, 6874, 9820, 13720, 13748, 17185, 19640, 24059, 27496, 34370, 48118, 68740, 96236, 120295, 137480, 168413, 192472, 240590, 336826, 481180, 673652, 842065, 962360, 1347304, 1684130, 3368260, 6736520]

約数ペア:

[(1, 6736520), (2, 3368260), (4, 1684130), (5, 1347304), (7, 962360), (8, 842065), (10, 673652), (14, 481180), (20, 336826), (28, 240590), (35, 192472), (40, 168413), (49, 137480), (56, 120295), (70, 96236), (98, 68740), (140, 48118), (196, 34370), (245, 27496), (280, 24059), (343, 19640), (392, 17185), (490, 13748), (491, 13720), (686, 9820), (980, 6874), (982, 6860), (1372, 4910), (1715, 3928), (1960, 3437), (1964, 3430), (2455, 2744)]