423500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{11}}^2$

素因数の和:48

約数の個数: 72

約数和(自身を含む): 1161888

約数和(自身を除く): 738388

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, 700, 770, 847, 875, 1100, 1210, 1375, 1540, 1694, 1750, 1925, 2420, 2750, 3025, 3388, 3500, 3850, 4235, 5500, 6050, 7700, 8470, 9625, 12100, 15125, 16940, 19250, 21175, 30250, 38500, 42350, 60500, 84700, 105875, 211750, 423500]

約数ペア:

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