53821240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{122321}}^1$

素因数の和:122343

約数の個数: 32

約数和(自身を含む): 132107760

約数和(自身を除く): 78286520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 122321, 244642, 489284, 611605, 978568, 1223210, 1345531, 2446420, 2691062, 4892840, 5382124, 6727655, 10764248, 13455310, 26910620, 53821240]

約数ペア:

[(1, 53821240), (2, 26910620), (4, 13455310), (5, 10764248), (8, 6727655), (10, 5382124), (11, 4892840), (20, 2691062), (22, 2446420), (40, 1345531), (44, 1223210), (55, 978568), (88, 611605), (110, 489284), (220, 244642), (440, 122321)]