13873640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31531}}^1$

素因数の和:31553

約数の個数: 32

約数和(自身を含む): 34054560

約数和(自身を除く): 20180920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 31531, 63062, 126124, 157655, 252248, 315310, 346841, 630620, 693682, 1261240, 1387364, 1734205, 2774728, 3468410, 6936820, 13873640]

約数ペア:

[(1, 13873640), (2, 6936820), (4, 3468410), (5, 2774728), (8, 1734205), (10, 1387364), (11, 1261240), (20, 693682), (22, 630620), (40, 346841), (44, 315310), (55, 252248), (88, 157655), (110, 126124), (220, 63062), (440, 31531)]