11257480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21649}}^1$

素因数の和:21673

約数の個数: 32

約数和(自身を含む): 27279000

約数和(自身を除く): 16021520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 21649, 43298, 86596, 108245, 173192, 216490, 281437, 432980, 562874, 865960, 1125748, 1407185, 2251496, 2814370, 5628740, 11257480]

約数ペア:

[(1, 11257480), (2, 5628740), (4, 2814370), (5, 2251496), (8, 1407185), (10, 1125748), (13, 865960), (20, 562874), (26, 432980), (40, 281437), (52, 216490), (65, 173192), (104, 108245), (130, 86596), (260, 43298), (520, 21649)]