223580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1597}}^1$

素因数の和:1613

約数の個数: 24

約数和(自身を含む): 536928

約数和(自身を除く): 313348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1597, 3194, 6388, 7985, 11179, 15970, 22358, 31940, 44716, 55895, 111790, 223580]

約数ペア:

[(1, 223580), (2, 111790), (4, 55895), (5, 44716), (7, 31940), (10, 22358), (14, 15970), (20, 11179), (28, 7985), (35, 6388), (70, 3194), (140, 1597)]