1188740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1213}}^1$

素因数の和:1236

約数の個数: 36

約数和(自身を含む): 2906316

約数和(自身を除く): 1717576

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1213, 2426, 4852, 6065, 8491, 12130, 16982, 24260, 33964, 42455, 59437, 84910, 118874, 169820, 237748, 297185, 594370, 1188740]

約数ペア:

[(1, 1188740), (2, 594370), (4, 297185), (5, 237748), (7, 169820), (10, 118874), (14, 84910), (20, 59437), (28, 42455), (35, 33964), (49, 24260), (70, 16982), (98, 12130), (140, 8491), (196, 6065), (245, 4852), (490, 2426), (980, 1213)]