123855040

素因数分解:

$2^6\times 5^1\times {\mathrm{387047}}^1$

素因数の和:387064

約数の個数: 28

約数和(自身を含む): 294930576

約数和(自身を除く): 171075536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 387047, 774094, 1548188, 1935235, 3096376, 3870470, 6192752, 7740940, 12385504, 15481880, 24771008, 30963760, 61927520, 123855040]

約数ペア:

[(1, 123855040), (2, 61927520), (4, 30963760), (5, 24771008), (8, 15481880), (10, 12385504), (16, 7740940), (20, 6192752), (32, 3870470), (40, 3096376), (64, 1935235), (80, 1548188), (160, 774094), (320, 387047)]