121388560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{48947}}^1$

素因数の和:48991

約数の個数: 40

約数和(自身を含む): 291338496

約数和(自身を除く): 169949936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 48947, 97894, 195788, 244735, 391576, 489470, 783152, 978940, 1517357, 1957880, 3034714, 3915760, 6069428, 7586785, 12138856, 15173570, 24277712, 30347140, 60694280, 121388560]

約数ペア:

[(1, 121388560), (2, 60694280), (4, 30347140), (5, 24277712), (8, 15173570), (10, 12138856), (16, 7586785), (20, 6069428), (31, 3915760), (40, 3034714), (62, 1957880), (80, 1517357), (124, 978940), (155, 783152), (248, 489470), (310, 391576), (496, 244735), (620, 195788), (1240, 97894), (2480, 48947)]