8953580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 19686240

約数和(自身を除く): 10732660

約数列:

[1, 2, 4, 5, 10, 20, 41, 61, 82, 122, 164, 179, 205, 244, 305, 358, 410, 610, 716, 820, 895, 1220, 1790, 2501, 3580, 5002, 7339, 10004, 10919, 12505, 14678, 21838, 25010, 29356, 36695, 43676, 50020, 54595, 73390, 109190, 146780, 218380, 447679, 895358, 1790716, 2238395, 4476790, 8953580]

約数ペア:

[(1, 8953580), (2, 4476790), (4, 2238395), (5, 1790716), (10, 895358), (20, 447679), (41, 218380), (61, 146780), (82, 109190), (122, 73390), (164, 54595), (179, 50020), (205, 43676), (244, 36695), (305, 29356), (358, 25010), (410, 21838), (610, 14678), (716, 12505), (820, 10919), (895, 10004), (1220, 7339), (1790, 5002), (2501, 3580)]