4378790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2591}}^1$

素因数の和:2624

約数の個数: 24

約数和(自身を含む): 8538048

約数和(自身を除く): 4159258

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 2591, 5182, 12955, 25910, 33683, 67366, 168415, 336830, 437879, 875758, 2189395, 4378790]

約数ペア:

[(1, 4378790), (2, 2189395), (5, 875758), (10, 437879), (13, 336830), (26, 168415), (65, 67366), (130, 33683), (169, 25910), (338, 12955), (845, 5182), (1690, 2591)]