39189160

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13799}}^1$

素因数の和:13881

約数の個数: 32

約数和(自身を含む): 89424000

約数和(自身を除く): 50234840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 13799, 27598, 55196, 68995, 110392, 137990, 275980, 551960, 979729, 1959458, 3918916, 4898645, 7837832, 9797290, 19594580, 39189160]

約数ペア:

[(1, 39189160), (2, 19594580), (4, 9797290), (5, 7837832), (8, 4898645), (10, 3918916), (20, 1959458), (40, 979729), (71, 551960), (142, 275980), (284, 137990), (355, 110392), (568, 68995), (710, 55196), (1420, 27598), (2840, 13799)]