12840700

素因数分解:

$2^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{1759}}^1$

素因数の和:1846

約数の個数: 36

約数和(自身を含む): 28262080

約数和(自身を除く): 15421380

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 73, 100, 146, 292, 365, 730, 1460, 1759, 1825, 3518, 3650, 7036, 7300, 8795, 17590, 35180, 43975, 87950, 128407, 175900, 256814, 513628, 642035, 1284070, 2568140, 3210175, 6420350, 12840700]

約数ペア:

[(1, 12840700), (2, 6420350), (4, 3210175), (5, 2568140), (10, 1284070), (20, 642035), (25, 513628), (50, 256814), (73, 175900), (100, 128407), (146, 87950), (292, 43975), (365, 35180), (730, 17590), (1460, 8795), (1759, 7300), (1825, 7036), (3518, 3650)]