9861740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{347}}^1$

素因数の和:399

約数の個数: 72

約数和(自身を含む): 24993360

約数和(自身を除く): 15131620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 196, 203, 245, 290, 347, 406, 490, 580, 694, 812, 980, 1015, 1388, 1421, 1735, 2030, 2429, 2842, 3470, 4060, 4858, 5684, 6940, 7105, 9716, 10063, 12145, 14210, 17003, 20126, 24290, 28420, 34006, 40252, 48580, 50315, 68012, 70441, 85015, 100630, 140882, 170030, 201260, 281764, 340060, 352205, 493087, 704410, 986174, 1408820, 1972348, 2465435, 4930870, 9861740]

約数ペア:

[(1, 9861740), (2, 4930870), (4, 2465435), (5, 1972348), (7, 1408820), (10, 986174), (14, 704410), (20, 493087), (28, 352205), (29, 340060), (35, 281764), (49, 201260), (58, 170030), (70, 140882), (98, 100630), (116, 85015), (140, 70441), (145, 68012), (196, 50315), (203, 48580), (245, 40252), (290, 34006), (347, 28420), (406, 24290), (490, 20126), (580, 17003), (694, 14210), (812, 12145), (980, 10063), (1015, 9716), (1388, 7105), (1421, 6940), (1735, 5684), (2030, 4858), (2429, 4060), (2842, 3470)]