19308520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6269}}^1$

素因数の和:6298

約数の個数: 64

約数和(自身を含む): 54172800

約数和(自身を除く): 34864280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 6269, 12538, 25076, 31345, 43883, 50152, 62690, 68959, 87766, 125380, 137918, 175532, 219415, 250760, 275836, 344795, 351064, 438830, 482713, 551672, 689590, 877660, 965426, 1379180, 1755320, 1930852, 2413565, 2758360, 3861704, 4827130, 9654260, 19308520]

約数ペア:

[(1, 19308520), (2, 9654260), (4, 4827130), (5, 3861704), (7, 2758360), (8, 2413565), (10, 1930852), (11, 1755320), (14, 1379180), (20, 965426), (22, 877660), (28, 689590), (35, 551672), (40, 482713), (44, 438830), (55, 351064), (56, 344795), (70, 275836), (77, 250760), (88, 219415), (110, 175532), (140, 137918), (154, 125380), (220, 87766), (280, 68959), (308, 62690), (385, 50152), (440, 43883), (616, 31345), (770, 25076), (1540, 12538), (3080, 6269)]