142738160

素因数分解:

$2^4\times 5^1\times {\mathrm{1784227}}^1$

素因数の和:1784240

約数の個数: 20

約数和(自身を含む): 331866408

約数和(自身を除く): 189128248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1784227, 3568454, 7136908, 8921135, 14273816, 17842270, 28547632, 35684540, 71369080, 142738160]

約数ペア:

[(1, 142738160), (2, 71369080), (4, 35684540), (5, 28547632), (8, 17842270), (10, 14273816), (16, 8921135), (20, 7136908), (40, 3568454), (80, 1784227)]