42270020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{162577}}^1$

素因数の和:162599

約数の個数: 24

約数和(自身を含む): 95595864

約数和(自身を除く): 53325844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 162577, 325154, 650308, 812885, 1625770, 2113501, 3251540, 4227002, 8454004, 10567505, 21135010, 42270020]

約数ペア:

[(1, 42270020), (2, 21135010), (4, 10567505), (5, 8454004), (10, 4227002), (13, 3251540), (20, 2113501), (26, 1625770), (52, 812885), (65, 650308), (130, 325154), (260, 162577)]