2730140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19501}}^1$

素因数の和:19517

約数の個数: 24

約数和(自身を含む): 6552672

約数和(自身を除く): 3822532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 19501, 39002, 78004, 97505, 136507, 195010, 273014, 390020, 546028, 682535, 1365070, 2730140]

約数ペア:

[(1, 2730140), (2, 1365070), (4, 682535), (5, 546028), (7, 390020), (10, 273014), (14, 195010), (20, 136507), (28, 97505), (35, 78004), (70, 39002), (140, 19501)]