127217020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{1597}}^1$

素因数の和:2182

約数の個数: 48

約数和(自身を含む): 306048960

約数和(自身を除く): 178831940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 569, 1138, 1597, 2276, 2845, 3194, 3983, 5690, 6388, 7966, 7985, 11179, 11380, 15932, 15970, 19915, 22358, 31940, 39830, 44716, 55895, 79660, 111790, 223580, 908693, 1817386, 3634772, 4543465, 6360851, 9086930, 12721702, 18173860, 25443404, 31804255, 63608510, 127217020]

約数ペア:

[(1, 127217020), (2, 63608510), (4, 31804255), (5, 25443404), (7, 18173860), (10, 12721702), (14, 9086930), (20, 6360851), (28, 4543465), (35, 3634772), (70, 1817386), (140, 908693), (569, 223580), (1138, 111790), (1597, 79660), (2276, 55895), (2845, 44716), (3194, 39830), (3983, 31940), (5690, 22358), (6388, 19915), (7966, 15970), (7985, 15932), (11179, 11380)]