9870580

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2339}}^1$

素因数の和:2559

約数の個数: 24

約数和(自身を含む): 20835360

約数和(自身を除く): 10964780

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 2339, 4220, 4678, 9356, 11695, 23390, 46780, 493529, 987058, 1974116, 2467645, 4935290, 9870580]

約数ペア:

[(1, 9870580), (2, 4935290), (4, 2467645), (5, 1974116), (10, 987058), (20, 493529), (211, 46780), (422, 23390), (844, 11695), (1055, 9356), (2110, 4678), (2339, 4220)]