2431880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5527}}^1$

素因数の和:5549

約数の個数: 32

約数和(自身を含む): 5970240

約数和(自身を除く): 3538360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 5527, 11054, 22108, 27635, 44216, 55270, 60797, 110540, 121594, 221080, 243188, 303985, 486376, 607970, 1215940, 2431880]

約数ペア:

[(1, 2431880), (2, 1215940), (4, 607970), (5, 486376), (8, 303985), (10, 243188), (11, 221080), (20, 121594), (22, 110540), (40, 60797), (44, 55270), (55, 44216), (88, 27635), (110, 22108), (220, 11054), (440, 5527)]