19411700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2521}}^1$

素因数の和:2553

約数の個数: 72

約数和(自身を含む): 52538304

約数和(自身を除く): 33126604

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 2521, 3850, 5042, 7700, 10084, 12605, 17647, 25210, 27731, 35294, 50420, 55462, 63025, 70588, 88235, 110924, 126050, 138655, 176470, 194117, 252100, 277310, 352940, 388234, 441175, 554620, 693275, 776468, 882350, 970585, 1386550, 1764700, 1941170, 2773100, 3882340, 4852925, 9705850, 19411700]

約数ペア:

[(1, 19411700), (2, 9705850), (4, 4852925), (5, 3882340), (7, 2773100), (10, 1941170), (11, 1764700), (14, 1386550), (20, 970585), (22, 882350), (25, 776468), (28, 693275), (35, 554620), (44, 441175), (50, 388234), (55, 352940), (70, 277310), (77, 252100), (100, 194117), (110, 176470), (140, 138655), (154, 126050), (175, 110924), (220, 88235), (275, 70588), (308, 63025), (350, 55462), (385, 50420), (550, 35294), (700, 27731), (770, 25210), (1100, 17647), (1540, 12605), (1925, 10084), (2521, 7700), (3850, 5042)]