26131270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12503}}^1$

素因数の和:12540

約数の個数: 32

約数和(自身を含む): 54017280

約数和(自身を除く): 27886010

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 12503, 25006, 62515, 125030, 137533, 237557, 275066, 475114, 687665, 1187785, 1375330, 2375570, 2613127, 5226254, 13065635, 26131270]

約数ペア:

[(1, 26131270), (2, 13065635), (5, 5226254), (10, 2613127), (11, 2375570), (19, 1375330), (22, 1187785), (38, 687665), (55, 475114), (95, 275066), (110, 237557), (190, 137533), (209, 125030), (418, 62515), (1045, 25006), (2090, 12503)]