26971240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21751}}^1$

素因数の和:21793

約数の個数: 32

約数和(自身を含む): 62645760

約数和(自身を除く): 35674520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 21751, 43502, 87004, 108755, 174008, 217510, 435020, 674281, 870040, 1348562, 2697124, 3371405, 5394248, 6742810, 13485620, 26971240]

約数ペア:

[(1, 26971240), (2, 13485620), (4, 6742810), (5, 5394248), (8, 3371405), (10, 2697124), (20, 1348562), (31, 870040), (40, 674281), (62, 435020), (124, 217510), (155, 174008), (248, 108755), (310, 87004), (620, 43502), (1240, 21751)]