17914540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3121}}^1$

素因数の和:3178

約数の個数: 48

約数和(自身を含む): 44057664

約数和(自身を除く): 26143124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 3121, 5740, 6242, 12484, 15605, 21847, 31210, 43694, 62420, 87388, 109235, 127961, 218470, 255922, 436940, 511844, 639805, 895727, 1279610, 1791454, 2559220, 3582908, 4478635, 8957270, 17914540]

約数ペア:

[(1, 17914540), (2, 8957270), (4, 4478635), (5, 3582908), (7, 2559220), (10, 1791454), (14, 1279610), (20, 895727), (28, 639805), (35, 511844), (41, 436940), (70, 255922), (82, 218470), (140, 127961), (164, 109235), (205, 87388), (287, 62420), (410, 43694), (574, 31210), (820, 21847), (1148, 15605), (1435, 12484), (2870, 6242), (3121, 5740)]