2013220120

素因数分解:

$2^3\times 5^1\times {\mathrm{50330503}}^1$

素因数の和:50330514

約数の個数: 16

約数和(自身を含む): 4529745360

約数和(自身を除く): 2516525240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50330503, 100661006, 201322012, 251652515, 402644024, 503305030, 1006610060, 2013220120]

約数ペア:

[(1, 2013220120), (2, 1006610060), (4, 503305030), (5, 402644024), (8, 251652515), (10, 201322012), (20, 100661006), (40, 50330503)]