1002078004

素因数分解:

$2^2\times {\mathrm{389}}^1\times {\mathrm{644009}}^1$

素因数の和:644402

約数の個数: 12

約数和(自身を含む): 1758147300

約数和(自身を除く): 756069296

約数列:

[1, 2, 4, 389, 778, 1556, 644009, 1288018, 2576036, 250519501, 501039002, 1002078004]

約数ペア:

[(1, 1002078004), (2, 501039002), (4, 250519501), (389, 2576036), (778, 1288018), (1556, 644009)]