2008781264

素因数分解:

$2^4\times 7^2\times {\mathrm{89}}^1\times {\mathrm{28789}}^1$

素因数の和:28900

約数の個数: 60

約数和(自身を含む): 4578473700

約数和(自身を除く): 2569692436

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 89, 98, 112, 178, 196, 356, 392, 623, 712, 784, 1246, 1424, 2492, 4361, 4984, 8722, 9968, 17444, 28789, 34888, 57578, 69776, 115156, 201523, 230312, 403046, 460624, 806092, 1410661, 1612184, 2562221, 2821322, 3224368, 5124442, 5642644, 10248884, 11285288, 17935547, 20497768, 22570576, 35871094, 40995536, 71742188, 125548829, 143484376, 251097658, 286968752, 502195316, 1004390632, 2008781264]

約数ペア:

[(1, 2008781264), (2, 1004390632), (4, 502195316), (7, 286968752), (8, 251097658), (14, 143484376), (16, 125548829), (28, 71742188), (49, 40995536), (56, 35871094), (89, 22570576), (98, 20497768), (112, 17935547), (178, 11285288), (196, 10248884), (356, 5642644), (392, 5124442), (623, 3224368), (712, 2821322), (784, 2562221), (1246, 1612184), (1424, 1410661), (2492, 806092), (4361, 460624), (4984, 403046), (8722, 230312), (9968, 201523), (17444, 115156), (28789, 69776), (34888, 57578)]