4523120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:258

約数の個数: 80

約数和(自身を含む): 12374208

約数和(自身を除く): 7851088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 197, 205, 280, 287, 328, 394, 410, 560, 574, 656, 788, 820, 985, 1148, 1379, 1435, 1576, 1640, 1970, 2296, 2758, 2870, 3152, 3280, 3940, 4592, 5516, 5740, 6895, 7880, 8077, 11032, 11480, 13790, 15760, 16154, 22064, 22960, 27580, 32308, 40385, 55160, 56539, 64616, 80770, 110320, 113078, 129232, 161540, 226156, 282695, 323080, 452312, 565390, 646160, 904624, 1130780, 2261560, 4523120]

約数ペア:

[(1, 4523120), (2, 2261560), (4, 1130780), (5, 904624), (7, 646160), (8, 565390), (10, 452312), (14, 323080), (16, 282695), (20, 226156), (28, 161540), (35, 129232), (40, 113078), (41, 110320), (56, 80770), (70, 64616), (80, 56539), (82, 55160), (112, 40385), (140, 32308), (164, 27580), (197, 22960), (205, 22064), (280, 16154), (287, 15760), (328, 13790), (394, 11480), (410, 11032), (560, 8077), (574, 7880), (656, 6895), (788, 5740), (820, 5516), (985, 4592), (1148, 3940), (1379, 3280), (1435, 3152), (1576, 2870), (1640, 2758), (1970, 2296)]