6427780

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{577}}^1$

素因数の和:1143

約数の個数: 24

約数和(自身を含む): 13546008

約数和(自身を除く): 7118228

約数列:

[1, 2, 4, 5, 10, 20, 557, 577, 1114, 1154, 2228, 2308, 2785, 2885, 5570, 5770, 11140, 11540, 321389, 642778, 1285556, 1606945, 3213890, 6427780]

約数ペア:

[(1, 6427780), (2, 3213890), (4, 1606945), (5, 1285556), (10, 642778), (20, 321389), (557, 11540), (577, 11140), (1114, 5770), (1154, 5570), (2228, 2885), (2308, 2785)]