201512860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{530297}}^1$

素因数の和:530325

約数の個数: 24

約数和(自身を含む): 445450320

約数和(自身を除く): 243937460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 530297, 1060594, 2121188, 2651485, 5302970, 10075643, 10605940, 20151286, 40302572, 50378215, 100756430, 201512860]

約数ペア:

[(1, 201512860), (2, 100756430), (4, 50378215), (5, 40302572), (10, 20151286), (19, 10605940), (20, 10075643), (38, 5302970), (76, 2651485), (95, 2121188), (190, 1060594), (380, 530297)]