2016402400

素因数分解:

$2^5\times 5^2\times {\mathrm{2520503}}^1$

素因数の和:2520523

約数の個数: 36

約数和(自身を含む): 4922544312

約数和(自身を除く): 2906141912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 2520503, 5041006, 10082012, 12602515, 20164024, 25205030, 40328048, 50410060, 63012575, 80656096, 100820120, 126025150, 201640240, 252050300, 403280480, 504100600, 1008201200, 2016402400]

約数ペア:

[(1, 2016402400), (2, 1008201200), (4, 504100600), (5, 403280480), (8, 252050300), (10, 201640240), (16, 126025150), (20, 100820120), (25, 80656096), (32, 63012575), (40, 50410060), (50, 40328048), (80, 25205030), (100, 20164024), (160, 12602515), (200, 10082012), (400, 5041006), (800, 2520503)]