2022785840

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{616703}}^1$

素因数の和:616757

約数の個数: 40

約数和(自身を含む): 4817691648

約数和(自身を除く): 2794905808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 616703, 1233406, 2466812, 3083515, 4933624, 6167030, 9867248, 12334060, 24668120, 25284823, 49336240, 50569646, 101139292, 126424115, 202278584, 252848230, 404557168, 505696460, 1011392920, 2022785840]

約数ペア:

[(1, 2022785840), (2, 1011392920), (4, 505696460), (5, 404557168), (8, 252848230), (10, 202278584), (16, 126424115), (20, 101139292), (40, 50569646), (41, 49336240), (80, 25284823), (82, 24668120), (164, 12334060), (205, 9867248), (328, 6167030), (410, 4933624), (656, 3083515), (820, 2466812), (1640, 1233406), (3280, 616703)]