20386804560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{84945019}}^1$

素因数の和:84945035

約数の個数: 40

約数和(自身を含む): 63199094880

約数和(自身を除く): 42812290320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 84945019, 169890038, 254835057, 339780076, 424725095, 509670114, 679560152, 849450190, 1019340228, 1274175285, 1359120304, 1698900380, 2038680456, 2548350570, 3397800760, 4077360912, 5096701140, 6795601520, 10193402280, 20386804560]

約数ペア:

[(1, 20386804560), (2, 10193402280), (3, 6795601520), (4, 5096701140), (5, 4077360912), (6, 3397800760), (8, 2548350570), (10, 2038680456), (12, 1698900380), (15, 1359120304), (16, 1274175285), (20, 1019340228), (24, 849450190), (30, 679560152), (40, 509670114), (48, 424725095), (60, 339780076), (80, 254835057), (120, 169890038), (240, 84945019)]