1999397280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{4165411}}^1$

素因数の和:4165429

約数の個数: 48

約数和(自身を含む): 6298102944

約数和(自身を除く): 4298705664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 4165411, 8330822, 12496233, 16661644, 20827055, 24992466, 33323288, 41654110, 49984932, 62481165, 66646576, 83308220, 99969864, 124962330, 133293152, 166616440, 199939728, 249924660, 333232880, 399879456, 499849320, 666465760, 999698640, 1999397280]

約数ペア:

[(1, 1999397280), (2, 999698640), (3, 666465760), (4, 499849320), (5, 399879456), (6, 333232880), (8, 249924660), (10, 199939728), (12, 166616440), (15, 133293152), (16, 124962330), (20, 99969864), (24, 83308220), (30, 66646576), (32, 62481165), (40, 49984932), (48, 41654110), (60, 33323288), (80, 24992466), (96, 20827055), (120, 16661644), (160, 12496233), (240, 8330822), (480, 4165411)]