4001879728

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{25577}}^1$

素因数の和:25730

約数の個数: 80

約数和(自身を含む): 9743376384

約数和(自身を除く): 5741496656

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 127, 154, 176, 254, 308, 508, 616, 889, 1016, 1232, 1397, 1778, 2032, 2794, 3556, 5588, 7112, 9779, 11176, 14224, 19558, 22352, 25577, 39116, 51154, 78232, 102308, 156464, 179039, 204616, 281347, 358078, 409232, 562694, 716156, 1125388, 1432312, 1969429, 2250776, 2864624, 3248279, 3938858, 4501552, 6496558, 7877716, 12993116, 15755432, 22737953, 25986232, 31510864, 35731069, 45475906, 51972464, 71462138, 90951812, 142924276, 181903624, 250117483, 285848552, 363807248, 500234966, 571697104, 1000469932, 2000939864, 4001879728]

約数ペア:

[(1, 4001879728), (2, 2000939864), (4, 1000469932), (7, 571697104), (8, 500234966), (11, 363807248), (14, 285848552), (16, 250117483), (22, 181903624), (28, 142924276), (44, 90951812), (56, 71462138), (77, 51972464), (88, 45475906), (112, 35731069), (127, 31510864), (154, 25986232), (176, 22737953), (254, 15755432), (308, 12993116), (508, 7877716), (616, 6496558), (889, 4501552), (1016, 3938858), (1232, 3248279), (1397, 2864624), (1778, 2250776), (2032, 1969429), (2794, 1432312), (3556, 1125388), (5588, 716156), (7112, 562694), (9779, 409232), (11176, 358078), (14224, 281347), (19558, 204616), (22352, 179039), (25577, 156464), (39116, 102308), (51154, 78232)]