1338075820

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{300017}}^1$

素因数の和:300249

約数の個数: 24

約数和(自身を含む): 2822569344

約数和(自身を除く): 1484493524

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 300017, 600034, 1200068, 1500085, 3000170, 6000340, 66903791, 133807582, 267615164, 334518955, 669037910, 1338075820]

約数ペア:

[(1, 1338075820), (2, 669037910), (4, 334518955), (5, 267615164), (10, 133807582), (20, 66903791), (223, 6000340), (446, 3000170), (892, 1500085), (1115, 1200068), (2230, 600034), (4460, 300017)]