2117500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{11}}^2$

素因数の和:53

約数の個数: 90

約数和(自身を含む): 5816888

約数和(自身を除く): 3699388

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 121, 125, 140, 154, 175, 220, 242, 250, 275, 308, 350, 385, 484, 500, 550, 605, 625, 700, 770, 847, 875, 1100, 1210, 1250, 1375, 1540, 1694, 1750, 1925, 2420, 2500, 2750, 3025, 3388, 3500, 3850, 4235, 4375, 5500, 6050, 6875, 7700, 8470, 8750, 9625, 12100, 13750, 15125, 16940, 17500, 19250, 21175, 27500, 30250, 38500, 42350, 48125, 60500, 75625, 84700, 96250, 105875, 151250, 192500, 211750, 302500, 423500, 529375, 1058750, 2117500]

約数ペア:

[(1, 2117500), (2, 1058750), (4, 529375), (5, 423500), (7, 302500), (10, 211750), (11, 192500), (14, 151250), (20, 105875), (22, 96250), (25, 84700), (28, 75625), (35, 60500), (44, 48125), (50, 42350), (55, 38500), (70, 30250), (77, 27500), (100, 21175), (110, 19250), (121, 17500), (125, 16940), (140, 15125), (154, 13750), (175, 12100), (220, 9625), (242, 8750), (250, 8470), (275, 7700), (308, 6875), (350, 6050), (385, 5500), (484, 4375), (500, 4235), (550, 3850), (605, 3500), (625, 3388), (700, 3025), (770, 2750), (847, 2500), (875, 2420), (1100, 1925), (1210, 1750), (1250, 1694), (1375, 1540)]