19226900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{227}}^1$

素因数の和:270

約数の個数: 108

約数和(自身を含む): 52642464

約数和(自身を除く): 33415564

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 121, 140, 154, 175, 220, 227, 242, 275, 308, 350, 385, 454, 484, 550, 605, 700, 770, 847, 908, 1100, 1135, 1210, 1540, 1589, 1694, 1925, 2270, 2420, 2497, 3025, 3178, 3388, 3850, 4235, 4540, 4994, 5675, 6050, 6356, 7700, 7945, 8470, 9988, 11350, 12100, 12485, 15890, 16940, 17479, 21175, 22700, 24970, 27467, 31780, 34958, 39725, 42350, 49940, 54934, 62425, 69916, 79450, 84700, 87395, 109868, 124850, 137335, 158900, 174790, 192269, 249700, 274670, 349580, 384538, 436975, 549340, 686675, 769076, 873950, 961345, 1373350, 1747900, 1922690, 2746700, 3845380, 4806725, 9613450, 19226900]

約数ペア:

[(1, 19226900), (2, 9613450), (4, 4806725), (5, 3845380), (7, 2746700), (10, 1922690), (11, 1747900), (14, 1373350), (20, 961345), (22, 873950), (25, 769076), (28, 686675), (35, 549340), (44, 436975), (50, 384538), (55, 349580), (70, 274670), (77, 249700), (100, 192269), (110, 174790), (121, 158900), (140, 137335), (154, 124850), (175, 109868), (220, 87395), (227, 84700), (242, 79450), (275, 69916), (308, 62425), (350, 54934), (385, 49940), (454, 42350), (484, 39725), (550, 34958), (605, 31780), (700, 27467), (770, 24970), (847, 22700), (908, 21175), (1100, 17479), (1135, 16940), (1210, 15890), (1540, 12485), (1589, 12100), (1694, 11350), (1925, 9988), (2270, 8470), (2420, 7945), (2497, 7700), (3025, 6356), (3178, 6050), (3388, 5675), (3850, 4994), (4235, 4540)]