1565060

素因数分解:

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

素因数の和:1620

約数の個数: 36

約数和(自身を含む): 3825612

約数和(自身を除く): 2260552

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1597, 3194, 6388, 7985, 11179, 15970, 22358, 31940, 44716, 55895, 78253, 111790, 156506, 223580, 313012, 391265, 782530, 1565060]

約数ペア:

[(1, 1565060), (2, 782530), (4, 391265), (5, 313012), (7, 223580), (10, 156506), (14, 111790), (20, 78253), (28, 55895), (35, 44716), (49, 31940), (70, 22358), (98, 15970), (140, 11179), (196, 7985), (245, 6388), (490, 3194), (980, 1597)]