9981160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{829}}^1$

素因数の和:890

約数の個数: 64

約数和(自身を含む): 26294400

約数和(自身を除く): 16313240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 829, 860, 1204, 1505, 1658, 1720, 2408, 3010, 3316, 4145, 5803, 6020, 6632, 8290, 11606, 12040, 16580, 23212, 29015, 33160, 35647, 46424, 58030, 71294, 116060, 142588, 178235, 232120, 249529, 285176, 356470, 499058, 712940, 998116, 1247645, 1425880, 1996232, 2495290, 4990580, 9981160]

約数ペア:

[(1, 9981160), (2, 4990580), (4, 2495290), (5, 1996232), (7, 1425880), (8, 1247645), (10, 998116), (14, 712940), (20, 499058), (28, 356470), (35, 285176), (40, 249529), (43, 232120), (56, 178235), (70, 142588), (86, 116060), (140, 71294), (172, 58030), (215, 46424), (280, 35647), (301, 33160), (344, 29015), (430, 23212), (602, 16580), (829, 12040), (860, 11606), (1204, 8290), (1505, 6632), (1658, 6020), (1720, 5803), (2408, 4145), (3010, 3316)]