1924720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{491}}^1$

素因数の和:518

約数の個数: 60

約数和(自身を含む): 5216184

約数和(自身を除く): 3291464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 491, 560, 784, 980, 982, 1960, 1964, 2455, 3437, 3920, 3928, 4910, 6874, 7856, 9820, 13748, 17185, 19640, 24059, 27496, 34370, 39280, 48118, 54992, 68740, 96236, 120295, 137480, 192472, 240590, 274960, 384944, 481180, 962360, 1924720]

約数ペア:

[(1, 1924720), (2, 962360), (4, 481180), (5, 384944), (7, 274960), (8, 240590), (10, 192472), (14, 137480), (16, 120295), (20, 96236), (28, 68740), (35, 54992), (40, 48118), (49, 39280), (56, 34370), (70, 27496), (80, 24059), (98, 19640), (112, 17185), (140, 13748), (196, 9820), (245, 7856), (280, 6874), (392, 4910), (490, 3928), (491, 3920), (560, 3437), (784, 2455), (980, 1964), (982, 1960)]