2016081880

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{690439}}^1$

素因数の和:690523

約数の個数: 32

約数和(自身を含む): 4598330400

約数和(自身を除く): 2582248520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 690439, 1380878, 2761756, 3452195, 5523512, 6904390, 13808780, 27617560, 50402047, 100804094, 201608188, 252010235, 403216376, 504020470, 1008040940, 2016081880]

約数ペア:

[(1, 2016081880), (2, 1008040940), (4, 504020470), (5, 403216376), (8, 252010235), (10, 201608188), (20, 100804094), (40, 50402047), (73, 27617560), (146, 13808780), (292, 6904390), (365, 5523512), (584, 3452195), (730, 2761756), (1460, 1380878), (2920, 690439)]