280604004

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{631991}}^1$

素因数の和:632035

約数の個数: 24

約数和(自身を含む): 672439488

約数和(自身を除く): 391835484

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 631991, 1263982, 1895973, 2527964, 3791946, 7583892, 23383667, 46767334, 70151001, 93534668, 140302002, 280604004]

約数ペア:

[(1, 280604004), (2, 140302002), (3, 93534668), (4, 70151001), (6, 46767334), (12, 23383667), (37, 7583892), (74, 3791946), (111, 2527964), (148, 1895973), (222, 1263982), (444, 631991)]