20468580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31013}}^1$

素因数の和:31036

約数の個数: 48

約数和(自身を含む): 62524224

約数和(自身を除く): 42055644

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 31013, 62026, 93039, 124052, 155065, 186078, 310130, 341143, 372156, 465195, 620260, 682286, 930390, 1023429, 1364572, 1705715, 1860780, 2046858, 3411430, 4093716, 5117145, 6822860, 10234290, 20468580]

約数ペア:

[(1, 20468580), (2, 10234290), (3, 6822860), (4, 5117145), (5, 4093716), (6, 3411430), (10, 2046858), (11, 1860780), (12, 1705715), (15, 1364572), (20, 1023429), (22, 930390), (30, 682286), (33, 620260), (44, 465195), (55, 372156), (60, 341143), (66, 310130), (110, 186078), (132, 155065), (165, 124052), (220, 93039), (330, 62026), (660, 31013)]