649793060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4641379}}^1$

素因数の和:4641395

約数の個数: 24

約数和(自身を含む): 1559503680

約数和(自身を除く): 909710620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4641379, 9282758, 18565516, 23206895, 32489653, 46413790, 64979306, 92827580, 129958612, 162448265, 324896530, 649793060]

約数ペア:

[(1, 649793060), (2, 324896530), (4, 162448265), (5, 129958612), (7, 92827580), (10, 64979306), (14, 46413790), (20, 32489653), (28, 23206895), (35, 18565516), (70, 9282758), (140, 4641379)]