285203440

素因数分解:

$2^4\times 5^1\times {\mathrm{3565043}}^1$

素因数の和:3565056

約数の個数: 20

約数和(自身を含む): 663098184

約数和(自身を除く): 377894744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3565043, 7130086, 14260172, 17825215, 28520344, 35650430, 57040688, 71300860, 142601720, 285203440]

約数ペア:

[(1, 285203440), (2, 142601720), (4, 71300860), (5, 57040688), (8, 35650430), (10, 28520344), (16, 17825215), (20, 14260172), (40, 7130086), (80, 3565043)]