7287140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{52051}}^1$

素因数の和:52067

約数の個数: 24

約数和(自身を含む): 17489472

約数和(自身を除く): 10202332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 52051, 104102, 208204, 260255, 364357, 520510, 728714, 1041020, 1457428, 1821785, 3643570, 7287140]

約数ペア:

[(1, 7287140), (2, 3643570), (4, 1821785), (5, 1457428), (7, 1041020), (10, 728714), (14, 520510), (20, 364357), (28, 260255), (35, 208204), (70, 104102), (140, 52051)]