26299540

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21557}}^1$

素因数の和:21627

約数の個数: 24

約数和(自身を含む): 56137032

約数和(自身を除く): 29837492

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 21557, 43114, 86228, 107785, 215570, 431140, 1314977, 2629954, 5259908, 6574885, 13149770, 26299540]

約数ペア:

[(1, 26299540), (2, 13149770), (4, 6574885), (5, 5259908), (10, 2629954), (20, 1314977), (61, 431140), (122, 215570), (244, 107785), (305, 86228), (610, 43114), (1220, 21557)]