428144.0000000

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6827}}^1$

素因数の和:6849

約数の個数: 24

約数和(自身を含む): 4014864

約数和(自身を除く): 2239844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 6827, 13654, 27308, 34135, 68270, 88751, 136540, 177502, 355004, 443755, 887510, 1775020]

約数ペア:

[(1, 1775020), (2, 887510), (4, 443755), (5, 355004), (10, 177502), (13, 136540), (20, 88751), (26, 68270), (52, 34135), (65, 27308), (130, 13654), (260, 6827)]