135094280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{108947}}^1$

素因数の和:108989

約数の個数: 32

約数和(自身を含む): 313770240

約数和(自身を除く): 178675960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 108947, 217894, 435788, 544735, 871576, 1089470, 2178940, 3377357, 4357880, 6754714, 13509428, 16886785, 27018856, 33773570, 67547140, 135094280]

約数ペア:

[(1, 135094280), (2, 67547140), (4, 33773570), (5, 27018856), (8, 16886785), (10, 13509428), (20, 6754714), (31, 4357880), (40, 3377357), (62, 2178940), (124, 1089470), (155, 871576), (248, 544735), (310, 435788), (620, 217894), (1240, 108947)]