12495640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8443}}^1$

素因数の和:8491

約数の個数: 32

約数和(自身を含む): 28878480

約数和(自身を除く): 16382840

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 8443, 16886, 33772, 42215, 67544, 84430, 168860, 312391, 337720, 624782, 1249564, 1561955, 2499128, 3123910, 6247820, 12495640]

約数ペア:

[(1, 12495640), (2, 6247820), (4, 3123910), (5, 2499128), (8, 1561955), (10, 1249564), (20, 624782), (37, 337720), (40, 312391), (74, 168860), (148, 84430), (185, 67544), (296, 42215), (370, 33772), (740, 16886), (1480, 8443)]