26909240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21701}}^1$

素因数の和:21743

約数の個数: 32

約数和(自身を含む): 62501760

約数和(自身を除く): 35592520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 21701, 43402, 86804, 108505, 173608, 217010, 434020, 672731, 868040, 1345462, 2690924, 3363655, 5381848, 6727310, 13454620, 26909240]

約数ペア:

[(1, 26909240), (2, 13454620), (4, 6727310), (5, 5381848), (8, 3363655), (10, 2690924), (20, 1345462), (31, 868040), (40, 672731), (62, 434020), (124, 217010), (155, 173608), (248, 108505), (310, 86804), (620, 43402), (1240, 21701)]