394425980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1517023}}^1$

素因数の和:1517045

約数の個数: 24

約数和(自身を含む): 892010112

約数和(自身を除く): 497584132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1517023, 3034046, 6068092, 7585115, 15170230, 19721299, 30340460, 39442598, 78885196, 98606495, 197212990, 394425980]

約数ペア:

[(1, 394425980), (2, 197212990), (4, 98606495), (5, 78885196), (10, 39442598), (13, 30340460), (20, 19721299), (26, 15170230), (52, 7585115), (65, 6068092), (130, 3034046), (260, 1517023)]