3947320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7591}}^1$

素因数の和:7615

約数の個数: 32

約数和(自身を含む): 9565920

約数和(自身を除く): 5618600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 7591, 15182, 30364, 37955, 60728, 75910, 98683, 151820, 197366, 303640, 394732, 493415, 789464, 986830, 1973660, 3947320]

約数ペア:

[(1, 3947320), (2, 1973660), (4, 986830), (5, 789464), (8, 493415), (10, 394732), (13, 303640), (20, 197366), (26, 151820), (40, 98683), (52, 75910), (65, 60728), (104, 37955), (130, 30364), (260, 15182), (520, 7591)]