1330621880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4752221}}^1$

素因数の和:4752239

約数の個数: 32

約数和(自身を含む): 3421599840

約数和(自身を除く): 2090977960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4752221, 9504442, 19008884, 23761105, 33265547, 38017768, 47522210, 66531094, 95044420, 133062188, 166327735, 190088840, 266124376, 332655470, 665310940, 1330621880]

約数ペア:

[(1, 1330621880), (2, 665310940), (4, 332655470), (5, 266124376), (7, 190088840), (8, 166327735), (10, 133062188), (14, 95044420), (20, 66531094), (28, 47522210), (35, 38017768), (40, 33265547), (56, 23761105), (70, 19008884), (140, 9504442), (280, 4752221)]