9769688560

素因数分解:

$2^4\times 5^1\times {\mathrm{122121107}}^1$

素因数の和:122121120

約数の個数: 20

約数和(自身を含む): 22714526088

約数和(自身を除く): 12944837528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 122121107, 244242214, 488484428, 610605535, 976968856, 1221211070, 1953937712, 2442422140, 4884844280, 9769688560]

約数ペア:

[(1, 9769688560), (2, 4884844280), (4, 2442422140), (5, 1953937712), (8, 1221211070), (10, 976968856), (16, 610605535), (20, 488484428), (40, 244242214), (80, 122121107)]