69026780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{84179}}^1$

素因数の和:84229

約数の個数: 24

約数和(自身を含む): 148493520

約数和(自身を除く): 79466740

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 84179, 168358, 336716, 420895, 841790, 1683580, 3451339, 6902678, 13805356, 17256695, 34513390, 69026780]

約数ペア:

[(1, 69026780), (2, 34513390), (4, 17256695), (5, 13805356), (10, 6902678), (20, 3451339), (41, 1683580), (82, 841790), (164, 420895), (205, 336716), (410, 168358), (820, 84179)]