42720144

素因数分解:

$2^4\times 3^1\times {\mathrm{890003}}^1$

素因数の和:890014

約数の個数: 20

約数和(自身を含む): 110360496

約数和(自身を除く): 67640352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 890003, 1780006, 2670009, 3560012, 5340018, 7120024, 10680036, 14240048, 21360072, 42720144]

約数ペア:

[(1, 42720144), (2, 21360072), (3, 14240048), (4, 10680036), (6, 7120024), (8, 5340018), (12, 3560012), (16, 2670009), (24, 1780006), (48, 890003)]