27951880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{63527}}^1$

素因数の和:63549

約数の個数: 32

約数和(自身を含む): 68610240

約数和(自身を除く): 40658360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 63527, 127054, 254108, 317635, 508216, 635270, 698797, 1270540, 1397594, 2541080, 2795188, 3493985, 5590376, 6987970, 13975940, 27951880]

約数ペア:

[(1, 27951880), (2, 13975940), (4, 6987970), (5, 5590376), (8, 3493985), (10, 2795188), (11, 2541080), (20, 1397594), (22, 1270540), (40, 698797), (44, 635270), (55, 508216), (88, 317635), (110, 254108), (220, 127054), (440, 63527)]